Answer: i think it is muscular endurance
Explanation:
because i don't think its flexibility or cardiovascular endurance
Answer:
B - often need to be treated with antibiotics
Explanation:
Antibiotics are drugs that are used to help fight bacterial infections. Since a virus is not a bacteria, antibiotics cannot be used to help fight viral infections/viruses.
Hope this helps! :)
Because your heart is what keeps you alive without your heart you would be very sick or even not in a living condition