Amuscle group that works with and assists the action of a prime mover is a(n) a muscle group that works with and assists the action of a prime mover is a(n) antagonist and fixator fixator only synergist only antagonist and synergist antagonist only

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.

the answer u all are looking for is 4000000000000000000000 million years.