单项选择题

A.同业拆出和买入返售;同业拆入和卖出回购
B.同业拆出和卖出回购;同业拆入和买入返售
C.同业拆入和买入返售;同业拆出和卖出回购
D.同业拆入和卖出回购;同业拆出和买入返售