Hello,
The answer is option B "decreases".
Reason:
The answer is option B because fitness walking relieves stress on the joints so the answer is option B.
If you need anymore help feel free to ask me!
Hope this helps!
~Nonportrit
Muscular Strength
Muscular Endurance
Cardiovascular Endurance
Flexibility
Body Fat Composition
:)
May be batteries because we need battery for our torch light which may be helpful during emergency