#include <bits/stdc++.h>
using namespace std;
const int INF = ((long long)1E9 + 7);
template <class C>
void mini(C& a, C b) {
  a = min(a, b);
}
template <class C>
void maxi(C& a, C b) {
  a = max(a, b);
}
const int LG = 20;
struct node {
  int par;
  vector<int> inc;
  bool monk;
  int aim;
  vector<pair<int, int> > mx;
  int up[LG];
  int depth;
  int dlow, dup;
  node() : par(-1), inc(), monk(false), aim(-1), depth(0), dlow(0), dup(0) {}
};
struct dart {
  bool down;
  int rev;
  int dist;
  int head;
  int far;
  list<int> pil;
  dart(int _head = 0, int _dist = 0)
      : down(false), rev(0), dist(_dist), head(_head), far(-INF), pil() {}
};
const int MN = 100100;
node T[MN];
dart D[2 * MN];
void assign(int i, int up, int d = 0) {
  T[i].par = up;
  T[i].depth = d;
  for (__typeof((T[i].inc).begin()) it = ((T[i].inc).begin());
       it != (T[i].inc).end(); ++it) {
    if (*it == up) continue;
    D[*it].down = true;
    assign(D[*it].head, D[*it].rev, d + 1);
  }
}
void distUp(int i) {
  int mx = -INF;
  int up = T[i].par;
  for (__typeof((T[i].inc).begin()) it = ((T[i].inc).begin());
       it != (T[i].inc).end(); ++it) {
    if (*it == up) continue;
    distUp(D[*it].head);
    maxi(mx, D[*it].far);
  }
  if (T[i].monk) maxi(mx, 0);
  if (up != -1) {
    D[D[up].rev].far = mx + D[up].dist;
  }
}
void distDown(int i) {
  int up = T[i].par;
  T[i].mx.push_back((up != -1) ? pair<int, int>(D[up].far, up)
                               : pair<int, int>(-INF, -1));
  T[i].mx.push_back((T[i].monk) ? pair<int, int>(0, -1)
                                : pair<int, int>(-INF, -1));
  T[i].mx.push_back(pair<int, int>(-INF, -1));
  sort((T[i].mx).begin(), (T[i].mx).end(), greater<pair<int, int> >());
  for (__typeof((T[i].inc).begin()) it = ((T[i].inc).begin());
       it != (T[i].inc).end(); ++it) {
    if (*it == up) continue;
    if (D[*it].far > T[i].mx[2].first) {
      T[i].mx[2] = make_pair(D[*it].far, *it);
      sort((T[i].mx).begin(), (T[i].mx).end(), greater<pair<int, int> >());
    }
  }
  for (__typeof((T[i].inc).begin()) it = ((T[i].inc).begin());
       it != (T[i].inc).end(); ++it) {
    if (*it == up) continue;
    int j = (*it == T[i].mx[0].second);
    D[D[*it].rev].far = T[i].mx[j].first + D[*it].dist;
    distDown(D[*it].head);
  }
}
void goUp(int i) {
  int up = T[i].par;
  if (T[i].monk) {
    if (T[i].mx[0].first == T[i].mx[1].first)
      T[i].aim = i;
    else {
      int rv = D[T[i].mx[0].second].rev;
      D[rv].pil.insert(D[rv].pil.end(), i);
    }
  }
  for (__typeof((T[i].inc).begin()) it = ((T[i].inc).begin());
       it != (T[i].inc).end(); ++it) {
    if (*it == up) continue;
    goUp(D[*it].head);
    int j = 0, k = 1;
    if (T[i].mx[0].second == *it)
      j = 1, k = 2;
    else if (T[i].mx[1].second == *it)
      k = 2;
    int a = T[i].mx[j].second;
    int b = T[i].mx[k].second;
    if (a == -1 || (b != -1 && D[a].far == D[b].far)) {
      for (__typeof((D[*it].pil).begin()) jt = ((D[*it].pil).begin());
           jt != (D[*it].pil).end(); ++jt) {
        T[*jt].aim = i;
      }
    } else {
      D[D[a].rev].pil.splice(D[D[a].rev].pil.end(), D[*it].pil);
    }
  }
}
void goDown(int i) {
  int up = T[i].par;
  if (up != -1) {
    int j = 0, k = 1;
    if (T[i].mx[0].second == up)
      j = 1, k = 2;
    else if (T[i].mx[1].second == up)
      k = 2;
    int a = T[i].mx[j].second;
    int b = T[i].mx[k].second;
    if (a == -1 || (b != -1 && D[a].far == D[b].far)) {
      for (__typeof((D[up].pil).begin()) jt = ((D[up].pil).begin());
           jt != (D[up].pil).end(); ++jt) {
        T[*jt].aim = i;
      }
    } else {
      D[D[a].rev].pil.splice(D[D[a].rev].pil.end(), D[up].pil);
    }
  }
  for (__typeof((T[i].inc).begin()) it = ((T[i].inc).begin());
       it != (T[i].inc).end(); ++it) {
    if (*it != up) goDown(D[*it].head);
  }
}
void add(int i, int j) {
  if (T[i].depth < T[j].depth) swap(i, j);
  T[i].dlow++;
  T[j].dlow++;
  int dd = T[i].depth - T[j].depth;
  for (int k = 0; k < (LG); ++k) {
    if (dd & (1 << k)) {
      i = T[i].up[k];
    }
  }
  for (int k = (LG - 1); k >= (0); --k) {
    if (T[i].up[k] != T[j].up[k]) {
      i = T[i].up[k];
      j = T[j].up[k];
    }
  }
  if (i != j) {
    i = T[i].up[0];
    j = T[j].up[0];
  }
  T[i].dup++;
}
int bst = 0;
int cnt = 0;
int final(int i) {
  int v = 0;
  for (__typeof((T[i].inc).begin()) it = ((T[i].inc).begin());
       it != (T[i].inc).end(); ++it) {
    if (*it != T[i].par) v += final(D[*it].head);
  }
  v += T[i].dlow;
  v -= T[i].dup;
  if (!T[i].monk) {
    if (v > bst) {
      bst = v;
      cnt = 0;
    }
    if (v == bst) ++cnt;
  }
  return v - T[i].dup;
}
int main() {
  ios_base::sync_with_stdio(false);
  int n, m;
  cin >> n >> m;
  for (int i = 0; i < (m); ++i) {
    int x;
    cin >> x;
    --x;
    T[x].monk = true;
  }
  for (int i = 0; i < (n - 1); ++i) {
    int a, b, c;
    cin >> a >> b >> c;
    --a;
    --b;
    D[2 * i] = dart(b, c);
    T[a].inc.push_back(2 * i);
    D[2 * i + 1] = dart(a, c);
    T[b].inc.push_back(2 * i + 1);
  }
  for (int i = 0; i < (2 * (n - 1)); ++i) D[i].rev = i ^ 1;
  assign(0, -1);
  distUp(0);
  distDown(0);
  goUp(0);
  goDown(0);
  for (int i = 0; i < (n); ++i) {
    for (int j = 0; j < (LG); ++j) T[i].up[j] = -1;
    int up = T[i].par;
    if (up != -1) T[i].up[0] = D[up].head;
  }
  for (int j = 0; j < (LG - 1); ++j) {
    for (int i = 0; i < (n); ++i) {
      if (T[i].up[j] != -1) T[i].up[j + 1] = T[T[i].up[j]].up[j];
    }
  }
  for (int i = 0; i < (n); ++i) {
    if (T[i].monk) add(i, T[i].aim);
  }
  final(0);
  cout << bst << " " << cnt << endl;
  return 0;
}
