In a federal system who has power?

power is divided between a national (federal) government and various state governments.   In the United States, the U.S. Constitution gives certain powers to the federal government, other powers to the state governments, and yet other powers to both.

b. the passage of the equal rights amendment  

explanation:

this mean that anything that someone else could do they could do

the answer that best explains what happened to george washington at fort necessity, pennsylvania is : washington was attacked by the french but was able to negotiate with them to peacefully end fighting. the battle took place on july 3, 1754. the battle is considered as being the start of the french and indian war.