Ummm maybe twice a year. That seems like a reasonable answer
Answer: Your answer is B, "It improves the efficacy of workouts."
Explanation:
"It requires a lot of assembly to use" is not a good benefit at all.
"It does not account for new technology." If nothing is new, why get it?
"It generally costs less than low-quality products." If it cost less than low quality workout equipment, then you can almost garuntee it will not work well.
Answer: Eating to relieve tension or boredom can result in overeating. At the same time, if you lose your appetite when you are upset or bored, you may miss out on getting nutrients that your body needs.