environmental distruction, Saleem              making profits.[ ]

A. In spite of, was obsessed of

B. Regardless of, was obsessed with

C. Despite of, had an obsession with

D. For all, had an obsession of

属于逆转录病毒的是（）。

A．乙脑病毒

B．流感病毒

C．乙肝病毒

D．人类免疫缺陷病毒