What was the largest single migration in american history? a. forty-niners to california b. mormons to utah c. mountain men to oregon d. traders to mexico?

Why did brigham young lead a group of 150 people out west? a.) he was a freed slave who wanted to create a community among other freed slaves. b.) he was a mormon leader who wanted to escape religious persecution. c.) he wanted to establish a fur trade with native americans in oregon country. d.) he was a catholic missionary who wanted to establish catholic missions in the west.