"""

https://yukicoder.me/problems/no/1258

行列累乗では？
dp[i][x] = i番目までのコインを投げて、表がx(mod2で)回出たときのスコア

表が出たとき
dp[i+1][x^1] += dp[i][x] * M
裏が出たとき
dp[i+1][x] += dp[i][x]

"""

import sys
from sys import stdin
mod = 10**9+7

#行列A,Bの積(不可能だとエラー,modに0以下の値を指定するとmodを取らなくなる)
def matrix_mul(A,B,mod):
 
    ans = [ [0] * len(B[0]) for i in range(len(A)) ]
 
    for ai in range(len(A)):
 
        for bj in range(len(B[0])):
 
            now = 0
            for same in range(len(A[0])):
                now += A[ai][same] * B[same][bj]

            if mod > 0:
                ans[ai][bj] = now % mod
            else:
                ans[ai][bj] = now
 
    return ans
 
#行列Aのx乗(当然正方行列じゃないとだめ)
def matrix_pow(A,x,mod):
 
    B = [[A[i][j] for j in range(len(A[0]))] for i in range(len(A))]
    ans = [[0] * len(A[0]) for i in range(len(A))]
    for i in range(len(A)):
        ans[i][i] = 1
 
    while x > 0:
        if x % 2 == 1:
            ans = matrix_mul(ans,B,mod)
        B = matrix_mul(B,B,mod)
 
        x//=2
    return ans

S = int(stdin.readline())
pl = []
for loop in range(S):

    N,M,X = map(int,stdin.readline().split())

    A = [ [1,0] ]
    H = [
         [1,M],
         [M,1]
        ]

    ans = matrix_mul(A , matrix_pow(H,N,mod) , mod)
    pl.append(ans[0][X] % mod)

print ("\n".join(map(str,pl)))