What are the similarities between national security agency and national park service

Ball is tossed up in the air at its peak, it stops before beginning to fall.the ball at its peak has

Lots of points: economics: the dollar value consists of all of the goods and services sold by of each of the following entities except: a. government b. consumers c. unemployed d. net exports

Who was the macedonian conqueror of greece and builder of an empire?