滴丸剂的特点不正确的是（）

A.设备简单、操作方便，工艺周期短、生产率高

B.工艺条件不易控制

C.基质容纳液态药物量大，故可使液态药物固化

D.用固体分散技术制备的滴丸具有吸收迅速、生物利用度高的特点

E.发展了耳、眼科用药新剂型

Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, ______ the

number of people infected with the virus is going up sharply.   [ ]

A. when          

B. which          

C. that        

D. where