Answer:
a. live longer is the correct answer.
Explanation:
When the arteries harden!
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
The AV valves close first, then the semilunars open and close, then the AV valves open