Sales director is a position munication ability is just as important as sales.
A. which
B. that
C. when
D. where
网友回答
A. which
B. that
C. when
(答案→)D. where
解析：考查定语从句。先行词是position，意为“职务”，是抽象的地点，定语从句munication ability is just as important as sales是主系表结构，不缺少成分，排除A、B；when指时间，故选D。