Islam was introduced into west africa by

missionaries.
prophets.
traders.
nomads.

The correct answer is: traders. The expansion of Islam in this region was peaceful, slow and progressive, there was no need to use violence and the main tool for its dissemination was the commercial networks. With the introduction of Islam literacy was increased because people needed to know how to read to be devout practitioners.

council members were chosen randomly, and men could present laws for debate in assembly.

freedom of speech is also protected by the 1 amendment.

explanation:

here is pretty much what the 1st amendment says:

congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the government for a redress of grievances.