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?
Answer: b is the answer
Answer:
Looks almost good.
Explanation:
Only thing I see, "I'm doing fine," the quotation mark is spaced from it on yours.
Looks amazing so far. Hope you do good!