《建筑设计防火规范》中规定不应使用循环空气的厂房是( )。

A．甲类、乙类厂房

B．乙类厂房

C．丙类厂房

D．甲类厂房

— Mary divorced again last week.

— Why did she do a thing like that? It seems to make no _____. [ ]

A. difference

B. comment

C. sense

D. meaning