What was the effect of the American Revolution on slavery? A. It led most slave owners to free their slaves.
B. It caused some Americans to think about the fairness of slavery,
C. It made buying and selling slaves much more difficult.
O D. It officially outlawed slavery in some parts of the United States.

How did the mountains on the oregon trail influence the timing of pioneers’ travels? a.) the pioneers wanted to avoid times when there was snow in the mountains. the pioneers wanted to spend as much time as possible enjoying the mountain scenery. b.) the pioneers crossed the mountains in late fall when the trees were bare and the views were good. c.) the pioneers were rugged people who were not impacted by the terrain they crossed at any time.