#include <bits/stdc++.h>
#define ll long long
using namespace std;
int arr[100005];
int main() {

#ifndef ONLINE_JUDGE
         freopen("input.txt", "r", stdin);
         freopen("output.txt", "w", stdout);
     #endif
ios_base::sync_with_stdio(false);
cin.tie(NULL);
/*---------------------------------------------------------------------------------*/
ll T, n, Q, a, large;
cin >> T;
while(T--)
{
	cin >> n >> Q;
	for(ll i=0; i<n; i++) cin >>arr[i];
	while(Q--)
	{
		cin >> a;
		large = arr[0];
		for(ll j = 0; j<a; j++) {
			if(large<arr[j]) large = arr[j];
		} cout << large << "\n";
	}
}


return 0;
}