图中箭头所指的是（）

A.左肺下动脉

B.右肺上动脉

C.左肺上静脉

D.左肺上动脉

E.左无名静脉

— Why hasn't she come to the party?

— I am afraid she can't.She is being________her report. [ ]

A. covered with      

B. filled with

C. occupied with  

D. crowded with