C knows the answer by deducing D is not yelling out the answer.
* x( N: M* f& Y) \- \: T, P/ f$ ~3 Wtvb now,tvbnow,bttvbThat means D is not sure the answer by seeing one white and one black.
& [" c& C5 Y/ ~, H$ G公仔箱論壇C saw B is wearing the white, hence he is wearing the black |