Some animals, in order to keep themselves________by the enemies, go out for food at night.[ ]

A. not to be attacked  

B. against being attacked

C. from being attacked  

D. not being attacked

发动机超速断油指的是发动机转速超过安全转速或汽车车速超过设定的最高车速时，电脑控制喷油器停止喷油