I believe the answer is 4. During the reign of Askia Muhammad, the Songhai empire reached its greatest size.
Askia Muhammad was an emperor, military commander, and political reformer of the Songhai Empire in the 15th century. His rule resulted in trade with Europe and Asia, building of lots of schools, and spread of Islam through his empire.
Hope this helps! Please let me know if I'm wrong :)
The North American Free Trade Agreement (NAFTA) is an agreement signed by Canada, Mexico, and the United States and entered into force on 1 January 1994 in order to establish a trilateral trade bloc in North America.
Explanation:
The distance between Great Britain and North America led to slow communication between the British government and the American colonies. ... This lack of enforcement allowed the colonists to develop their own representative institutions.
Agriculture changed the way ppl lived resulting in them not having to work as much. When ppl figured out they could grow crops and not have to hunt for food it saved them energy and was more convenient.
