import times, strutils, sequtils, math, algorithm, tables, sets, lists, intsets
import critbits, future, strformat, deques
template `max=`(x,y) = x = max(x,y)
template `min=`(x,y) = x = min(x,y)
template `mod=`(x,y) = x = x mod y
template scan2 = (scan(), scan())
template scan3 = (scan(), scan())
let read* = iterator: string {.closure.} =
    while true: (for s in stdin.readLine.split: yield s)
proc scan(): int = read().parseInt
proc scanf(): float = read().parseFloat
proc toInt(c:char): int =
    return int(c) - int('0')



proc modpow(x,n,md:int):int=
  var
    x = x
    n = n
  result = 1
  while n > 0:
    if (n and 1)>0:
      result*=x
      result.mod=md
    x = (x*x).mod(md)
    n = n shr 1



proc solve()=
  var
    t = scan()
    nmx = newseqwith(t,(scan(),scan(),scan()))
    md = 10^9+7
    inv2 = modPow(2,md-2,md)

  for (n,m,x) in nmx:
    if (n+x).mod(2) == 0:
      echo ((modpow(m+1,n,md)+modpow(m-1,n,md))*inv2).mod(md)
    else:
      echo ((((modpow(m+1,n,md)-modpow(m-1,n,md)))*inv2).mod(md)+md).mod(md)


solve()