What happens if no candidate receives a majority of electoral votes?

Which of the following was a key accomplishment of the people of songhai? a. they had a strong military and became the largest empire in west africa. b. they established a center of islamic scholarship. c. they worked with iron and prospered from the gold-salt trade. d. they dominated in the trade of ivory, enslaved people, and animal skins.

Restricting immigrants from entering a country may be based on what belief?  

Which type of learning occurs when you observe how other people act?