C knows the answer by deducing D is not yelling out the answer.
5 I# R, A5 `1 l' B* @tvb now,tvbnow,bttvbThat means D is not sure the answer by seeing one white and one black.
1 K3 `/ H* G7 p' ?5 [$ b6 QTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。C saw B is wearing the white, hence he is wearing the black |