It was thanks to luck _____ judgment _____ the driver succeeded in avoiding an accident.

A．better than, that

B．rather than, that

C．other than, who

D．more than, which

生物在进化的过程中，各种器官不断地得到完善，以适应生存的环境．下列给出的动物器官中，有减小压强功能的是（　　）

A．啄木鸟的嘴

B．老虎的牙齿

C．骆驼的蹄子

D．蝙蝠的耳朵