Which star has the lowest surface temperature? Blue star Yellow star White star Red star

the answer is c.) there is a warm front in region a and a stationary front in region b.

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.