Some parents beast feed longer then other parents and that has a big effect because they get used to it
Answer:
Ask your parents. Follow what you believe if you're really faithful to it. If not I'd say do what you want.
Answer:
left atrium
Explanation:
blood coming from lungs is oxygenated blood which is then carried to left atrium by pulmonary veins
The answer is : purchasing equipment that matches your exercise goals