What is the minimum number of cardio exercises you should perform?A. 15 minutes, 2 days per week. B. 30 minutes, 3 days per week. C. 45 minutes, 5 days per week D. 60 minutes, 6 days per week

i think the answer is

mass

straight or amphibians are homeothermic to thermal

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.