I still remember the accident and the troubles ____ has caused to_英语解答

I still remember the accident and the troubles ____ has caused to me．
A．which \x05B．what \x05C．it \x05D．that
请问选哪一个?

人气：243 ℃　时间：2020-02-03 04:56:05

解答

C
It 复指前边说过的accident
句意是：我还记得那场事故,和它带给我的伤害.