A is a possible answer but i think b is the best answer to go with. so the answer is b
Exercise and physical activity fall into four basic categories—endurance, strength, balance, and flexibility. Most people tend to focus on one activity or type of exercise and think they're doing enough. Each type is different, though. Doing them all will give you more benefits. Mixing it up also helps to reduce boredom and cut your risk of injury.
Though each type is described separately, some activities fit into more than one category. For example, many endurance activities also build strength. Strength exercises also help improve balance.
Endurance- dancing
Strength- Lift weights
Balance-standing on one foot
Flexibility-yoga
Sex
because it’s essential
The answer is c i believe
