What happened after Muhammad's death in 632?
a. After a lengthy period of grief, the tribes selected a new leader based on the established principle of succession in the Quran.
b. Islam remained unified under the leadership of Ali.
c. A military commander, Khalid ibn al-Walid, was chosen as leader of Islam.
d. Many of the bedouin tribes renounced Islam.
e. Islam ceased to exist until it was reestablished under the Umayyad dynasty at Damascus.
Answer: D