#include <bits/stdc++.h>
using namespace std;
int MOD = 1e9 + 7;
long long int power(long long int a, long long int b) {
  long long int res = 1;
  a = a % MOD;
  while (b > 0) {
    if (b & 1) {
      res = (res * a) % MOD;
      b--;
    }
    a = (a * a) % MOD;
    b >>= 1;
  }
  return res;
}
long long int fermat_inv(long long int y) { return power(y, MOD - 2); }
long long int gcd(long long int a, long long int b) {
  return (b == 0) ? a : gcd(b, a % b);
}
long long int min(long long int a, long long int b) { return (a > b) ? b : a; }
long long int max(long long int a, long long int b) { return (a > b) ? a : b; }
using cd = complex<double>;
const double PI = acos(-1);
void fft(vector<cd> &a, bool invert) {
  int n = a.size();
  for (int i = 1, j = 0; i < n; i++) {
    int bit = n >> 1;
    for (; j & bit; bit >>= 1) j ^= bit;
    j ^= bit;
    if (i < j) swap(a[i], a[j]);
  }
  for (int len = 2; len <= n; len <<= 1) {
    double ang = 2 * PI / len * (invert ? -1 : 1);
    cd wlen(cos(ang), sin(ang));
    for (int i = 0; i < n; i += len) {
      cd w(1);
      for (int j = 0; j < len / 2; j++) {
        cd u = a[i + j], v = a[i + j + len / 2] * w;
        a[i + j] = u + v;
        a[i + j + len / 2] = u - v;
        w *= wlen;
      }
    }
  }
  if (invert) {
    for (cd &x : a) x /= n;
  }
}
vector<int> mult(vector<int> &a, vector<int> &b) {
  int n = 1;
  while (n < 2 * max(a.size(), b.size())) n <<= 1;
  vector<cd> A((a).begin(), (a).end()), B((b).begin(), (b).end());
  A.resize(n);
  B.resize(n);
  fft(A, false);
  fft(B, false);
  vector<cd> C(n);
  for (int i = 0; i < n; i++) C[i] = A[i] * B[i];
  fft(C, true);
  vector<int> ans(n);
  for (int i = 0; i < n; i++) ans[i] = round(C[i].real());
  return ans;
}
int f[1000005];
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  int te = 1;
  while (te--) {
    int n, x, y;
    cin >> n >> x >> y;
    vector<int> a(x + 1), b(x + 1);
    for (int i = 0; i <= n; i++) {
      int z;
      cin >> z;
      a[z] = 1;
      b[x - z] = 1;
    }
    vector<int> v = mult(a, b);
    fill(f, f + 1000005, -1);
    for (int i = x + 1; i < v.size(); i++) {
      if (v[i]) {
        int val = 2 * (i - x) + 2 * y;
        for (int j = val; j <= 1000000; j += val) f[j] = val;
      }
    }
    int q;
    cin >> q;
    for (int i = 0; i < q; i++) {
      int l;
      cin >> l;
      cout << f[l] << ' ';
    }
    cout << '\n';
  }
}
