I was so familiar with her that I recognized her voice ______ I picked up the phone.

A．the moment

B．after

C．before

D．while

风险监管员是县级联社下派到信用社专门行使重要环节操作以及查库等职能的风险监管岗位，不能参加派驻社审贷小组，可旁听列席派驻社待审组会议。