Answer: I would say option D because it seems the most logical and you shouldn't be avoiding your schoolwork, getting less sleep, or eating unhealthy food because those would make you feel bad and have it worse than it is already and exercising can make feel a lot better and also look better too.
Explanation:
I’m pretty sure ur supposed to answer stuff about the class by yourself on that if I’m not wrong
The answer is D. letter A could increase the chance of injury, but not necessarily depending on other kinds of workouts available. Letter B is definitely not the answer because there can be many variations to make running a more enjoyable exercise. And C is not the answer because running is a great form of exercise for the body. the answer is D because cardio may increase the chances of leading to a heart attack.