Which statement about the Qur’an is true?

A. The Qur’an is a record of Muhammad’s life and actions.
B. The Qur’an is divided into suras, which address different topics.
C. The Qur’an establishes the laws and guidelines for government and society.
D. The Qur’an was written by Muhammad after he received visions from an angel.

Please give a explanation. Thanks!