—Where is Jack?—He is away to spend his holiday.He's gone either to Hangzhou or to Wuhan,but I'm not sure _____ .
\x05A.that \x05\x05B.which \x05\x05C.where \x05\x05D.there
好像是南昌市的中考题,答案给出是C（不知道正不正确）,想问选B不行吗?我知道他不是去了杭州就是去了武汉,但我不知道是哪个（城市）.