#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const int MAX = 1 << 23;
const int MOD = 998244353;
const int G = 3;
int modpow(int base, int exp) {
  base %= MOD;
  int result = 1;
  while (exp > 0) {
    if (exp & 1) result = (1ll * result * base) % MOD;
    base = (1ll * base * base) % MOD;
    exp >>= 1;
  }
  return result;
}
int modinv(int a) { return modpow(a, MOD - 2); }
void fft(vector<int>& a, int FFT, int N) {
  static int rev[MAX];
  for (int i = 0; i < N; i++) {
    rev[i] = (rev[i >> 1] >> 1) | ((i & 1) ? (N >> 1) : 0);
    if (i < rev[i]) swap(a[i], a[rev[i]]);
  }
  for (int m = 2, m2 = 1; m <= N; m <<= 1, m2 <<= 1) {
    int wm = modpow(G, (MOD - 1) / m * FFT + (FFT == -1 ? MOD - 1 : 0));
    for (int k = 0; k < N; k += m)
      for (int j = 0, u, t, w = 1; j < m2; j++)
        t = 1ll * w * a[k + j + m2] % MOD, u = a[k + j], w = 1ll * w * wm % MOD,
        a[k + j] = (u + t) % MOD, a[k + j + m2] = (u - t + MOD) % MOD;
  }
  if (FFT == -1)
    for (int i = 0, invN = modinv(N); i < N; i++)
      a[i] = 1ll * a[i] * invN % MOD;
}
void mul(vector<int>& P, vector<int>& Q) {
  int N = 1;
  for (; N < (int)P.size() + (int)Q.size(); N <<= 1)
    ;
  P.resize(N, 0);
  Q.resize(N, 0);
  fft(P, 1, N);
  fft(Q, 1, N);
  for (int i = 0; i < N; ++i) P[i] = (1ll * P[i] * Q[i]) % MOD;
  fft(P, -1, N);
  while (P.back() == 0) P.pop_back();
}
int n, x, y, lcnt, l;
vector<int> p, q;
void answer() {
  cin >> l;
  l >>= 1;
  if (l <= y) {
    cout << -1 << " ";
    return;
  }
  int mem = 0;
  for (int k = 1; k * k <= l; ++k) {
    if (l % k == 0) {
      int qq = l / k;
      if (qq > y && qq - y <= x && p[x + l / k - y]) {
        cout << ((l / k) << 1) << " ";
        return;
      } else if (k > y && k - y <= x && p[x + k - y])
        mem = k;
    }
  }
  if (mem == 0)
    cout << -1 << " ";
  else
    cout << (mem << 1) << " ";
}
int main() {
  ios::sync_with_stdio(false);
  cin >> n >> x >> y;
  p.resize(x + 1);
  for (int i = 0; i <= n; ++i) {
    int s;
    cin >> s;
    p[s] = 1;
  }
  q = p;
  reverse(q.begin(), q.end());
  mul(p, q);
  cin >> lcnt;
  for (int i = 0; i < lcnt; ++i) {
    answer();
  }
  cout << endl;
  return 0;
}
