与氮氧化合物有关的全球或区域性大气环境问题主要有（　　）

A．酸雨、温室效应、光化学烟雾

B．酸雨、臭氧层空洞、光化学烟雾

C．水华、臭氧层空洞、光化学烟雾

D．酸雨、臭氧层空洞、白色污染

Some high officers were punished by law only because they were ______ what didn’t belong to them.

A．in the possession of

B．in possession of

C．possessed

D．possessing