What is the primary source of uncertainly over the limits on president power

Explanation:

Some presidents win their elections by greater margins than others. Constitutional amendments have greatly increased presidential powers. The constitutional definition of executive powers is broad and unspecific.

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.