Question

in order to improve the condition of your muscular system, you could participate in aerobic activity at least ______.
a. 3 minutes 5 times a week
b. 10 minutes 4 times a week
c. 30 minutes 3 times a week
d. 50 minutes 3 times a week

please select the best answer from the choices provided.

○ a
○ b
○ c
○ d

Explanation:

To improve the muscular system, aerobic activity guidelines suggest moderate - intensity aerobic exercise for at least 30 minutes, 3 - 5 times a week. Option A (3 minutes 5 times a week) is too short in duration per session. Option B (10 minutes 4 times a week) also has a relatively short per - session duration. Option D (50 minutes 3 times a week) has a longer per - session duration than what is typically recommended as a minimum. Option C (30 minutes 3 times a week) aligns with the general guidelines for aerobic exercise to improve the muscular system.

Answer:

C. 30 minutes 3 times a week