Answer:
Running and biking are very good activities for improve cardiovascular strength and endurance, running and biking exercises the heart by increasing its strength, 30-60 minutes for 5-6 days a week is adequate for heart improvement.
Explanation:
because condoms pretect the liquids and stuff of a female to go into you blood. that's my answer, I don't if I'm right or wrong but yeah
1) C
2) A
all would be a risk due to swallowing puzzle pieces little kids put everything in their mouths. my thoughts
Its not D or A because not much flexibility is needed for those. So I believe its C if not its B im going with C (: