By using ears one can tell the direction a sound comes.A. in whichB. from whichC. with wh

问题补充：

By using ears one can tell the direction a sound comes.

A. in which

B. from which

C. with which

D. through which

答案：

A. in which

B. from which

C. with which

D. through which

解析：irection常与in连用。