7.What does Amir put under Hassan’s mattress to frame him?
A、(A) His favorite book and the watch Baba gave him
B、(B) The kite Baba bought him that he used to win the kite-fighting tournament
C、(C) Money he received for his birthday and the watch Baba gave him
D、(D) A ski mask, a length of rope, and a handful of gold coins