I believe the answer is B
I believe that the answer is going to be They assembled in Macon to protest and decide what actions to take.
Please correct me if this is wrong!
Answer:They often began on the edges of the Islamic world and moved to the Arabian Peninsula
Explanation:
Dude if your learning about Islamic history your LUCKY!!! This is a very fascinating religion and Muhammad PBHU was a very wise man
D would be the correct answer