Answer:
False
Explanation:
Birth control pills cannot prevent sexually transmitted diseases, they are most effective to prevent pregnancy.
Answer:
2.) histamine
1.) actually i don't know what number 1 is, all i know is number 2
The answer is vigorous because your body needs the oxygen to continue to move your muscles during exercise. talking while in vigorous movement inhibits your oxygen intake which is why physiologicly, u can only say short words or sentences during exercise.