Answer: it should be a
Explanation: i hope i got it
Answer: A. Blood flow increases
Explanation: A warm up revs your cardiovascular system increasing your temperature and the heat that is building up. It increasing blood flow to your muscles. I don't know if this helps?
Soos (Old Man McGucket in the background)
From Gravity Falls
Answer:
i donk know the next lyrics vut i know the song name its you are the reason