France came to America's aid in the Revolution because:

A. French officials supported our cause of democracy.
B. it hoped to cain access to the American fur trade.
C. it wanted revenge against Britain.
D. it could use America to test new military tactics. all of the above.

Option C, It wanted revenge against Britain, is the right answer.

Explanation:

Several European countries including France, Spain and the Netherlands helped American colonists to fight the Revolutionary War for America's independence from Great Britain.The European countries provided America with supplies, soldiers, military leaders and weapons in the war. The allies of America played a very significant role in helping the colonists in gaining their independence.The most significant reason why the Allies helped America was that Britain was a common enemy to them.