You inhale when contracting muscles and exhale when finishing a rep.
Answer:
C
Explanation:
Teens are afraid that is they have a consequence in their driving they might slow down and pay more attention to the rules
I don’t know. We really don’t
Our lung capacity naturally starts to decrease at the age of 30. By the time we reach 50, it could be decreased by half. I'm not sure about when we reach 90 though. Hope this helps! :)
