Answer:
C.The French supplied all of the naval power and about half of the army
Step-by-step explanation:
The French provided military and economic help to the American revolutionaries. The gave naval and land power which was crucial for the American cause. Many historians have said that without French help, the colonies would not have been able to defeat the British.
The French did so because of their long-standing rivalry with Britain, which goes back to the Middle Ages.