Which is the best example of checks and balances?
a) congress may override a president’s vetoing of a bill.
b) the supreme court bases its judgments on constitutional law.
c) the president works to ensure that existing laws are enforced.
d) the constitution may be amended to fit changing circumstances.

Most likely D...but that's just a guess, Hope I helped :3

France played a key role in the american revolutionary war (american war of independence; 1775–1783). motivated by the ideals of the new nation which were inspired by the french enlightenment, as well as its long-term rivalry with britain and so as to avenge their territorial losses during the french and indian war, france secretly began sending supplies to the americans in 1775.