太阳能光伏发电系统最核心的部件是（） A.
太阳电池 B.
控制器 C.
逆变器 D.
汇流箱

A．Mystery fiction aims for a happy ending by resolving a problem with a just or fair solution.
B．Following a formula is an appeal of mystery fiction.
C．The heroes of mystery fiction are usually examples of an uncommon person responding to life in modern cities.
D．Mystery fiction is not a type of genre fiction.