Answer:
they probably don't have anything better to do.
Active aerobics are aerobic activities that are of enough intensity to elevate the heart into the target zone, active aerobics are higher in internsity than lifestyle activities they are also more vigorous and are good for building cardiovascular fitness and providing health benefits
The answer is D. Environmental
A. A person is obese if he or she has an excess amount of body fat.
The reason for A and not B is because someone with a lot of muscles could weigh more based on their BMI, which doesn't differentiate between the weight from muscles vs. fat