African Americans moved north to avoid slavery. They also moved north for more opportunity. <span />
The Answer to your question is "B"
During the **colonial era**
I believe the correct answer would be strong/strength, because fort means strength.
Answer:
During this period we experienced massive population growth due to the improvement of medicine. With this newfound technology more jobs were created and industrialization became the norm. New sources of entertainment became available. A whole lot of things happened but these are some of the most notable.