—We have two seats free here. Which one would you like?

—       ! My mother is coming to see the film with me.

A．None

B．Neither

C．All

D．Both

药品出库必须遵循的原则为（）

A.近期先出、先进先出、易变先出、液体先出

B.先产先出、近期先出、先进先出、易变先出、按批号发药

C.先产先出、先进先出、易变先出、液体先出

D.近期先出、外用先出、易变先出、按批号发药

E.先产先出、近期先出、先进先出、液体先出、按批号发药