Which term best describes an attempt to change a person's mind?

The united states constitution gives the the power to regulate interstate commerce.

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.

As of 2013, the world’s total population was about