7.01 Are You Awake?
I need this done asap!

The answer would be a. i am not 100 percent sure but i think its correct.

Though typically, that which is called the  great schism  refers to the east-west  schism. it was the greatest  effect  of the east-west  schism  was the creation of two separate churches that had previously been mixed under one church, the eastern orthodox church and the roman catholic church.