Today is Stephen Hawking's 70th birthday,and____is the most famous scientist in the world.

问题描述:

Today is Stephen Hawking's 70th birthday,and____is the most famous scientist in the world.
A.who B.he C.whom D.him

什么情况下像这样跟定语从句没关系?
有,隔开两个短句,并且有and相连,就不存在定语从句了