A client performs a ball squat, curl to overhead press followed by a push-up, a standing cable row, a single-leg scaption, and a single-leg squat in a circuit fashion. This is an example of which of the following resistance training systems?
Vertical loading

yes you are doing it right great gob

explanation:

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.