Why did Christianity develop as its own religion?

A.
Christians disagreed with the Hebrew Bible.

B.
Jesus denounced Jewish leaders and their teachings.

C.
Some Jews believed in Jesus as the Messiah while others did not.

D.
The Romans wanted to start a new belief system to exclude Jews.

The correct answer is C. Some Jews believed in Jesus as the Messiah while others did not. This caused a split within Judaism and eventually led to the development of Christianity as a separate religion.