Which Statement Is Most Accurate About the U

Multiple Choice

Which statement is most accurate about the U.S. between 1800-1860?

A) New states were always permitted to choose whether they wanted to be free or slave states.
B) Slaves were prohibited from the western territories and new states.
C) The threat of having their jobs replaced by slaves led many southerners to unionize.
D) The total value of slaves in the U.S. increased substantially after the slave trade was stopped in the early 1800s.