What do france, the united states, and haiti all have in common?
a. they all outlawed slavery during their revolutions.
b. their revolutions were all influenced by the enlightenment.
c. they all had successful slave revolts.
d. their revolutions were all supported by neighboring countries.

Option: B. Their revolutions were all influenced by the Enlightenment.

Explanation:

The revolution of the United States, along with Haiti and France encourage by Enlightenment ideals and philosophy.  Enlightenment ideas helped influence people to overthrow the present situation in these countries by throwing out the colonial rule and monarchy. Enlightenment thinkers in Britain, France and Haiti questioned established authority and adopted the notion to improve through rational changes in society.    

your answer is 1930's

explanation

this is just around the time the great depression was starting and putting the us ecnomy into ecnomic failure causing the goverment to take a much larger rule to try and pieace it back together