As a coach, you should know clearly about the direction your team should develop.
A. to which
B. from which
C. in which
D. for which
网友回答
A. to which
B. from which
(答案→)C. in which
D. for which
解析：考查定语从句，先行词是direction，一般和in搭配。定语从句中缺少介词+关系代词，用in which，句意：做为教练，你应该很清楚的知道队员发展的方向。选C。