Which action is a direct cause of desertification?
(1) contaminating fresh water supplies
(2) burning fossil fuels in factories
(3) damming rivers to produce hydroelectricity
(4) removing vegetation through overgrazing

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.