He was bron in ▁is now know as XiangYang.A which B where C what D when

问题描述:

He was bron in ▁is now know as XiangYang.A which B where C what D when

题中的know是不是应该是known呢?what应该是引导一个宾语从句,就是介词in的宾语从句,what做从句的主语,我认为应该是C