Which of the following accurately describes the first century of the history of Islam after Mohammad’s death in 632?

A. A newly united Arabian peninsula achieved rapid, widespread military expansion under the new faith.

B. The religion saw a period of relatively quiet while the Five Pillars of Islam were being instituted.

C. The religion was established under four leaders known as caliphs with no controversy over their role.

D. Islam spread slowly into North Africa and the Middle East.