Answer:
the diaphragm helps draw air into the lungs
Answer:
To undertake qualitative research requires a strong commitment to study a problem and its demands of time and resources. Qualitative research keeps good company with the most rigorous quantitative approaches, and it should not be viewed as an easy substitute for a “statistical” or quantitative study.
Explanation:
Answer:
1.A warmup gradually revs up your cardiovascular system by raising your body temperature and increasing blood flow to your muscles.
2.Lower risk of injury.
