Answer: d
The respiratory and circulatory systems bring oxygen and nutrients to the cells. The respiratory and circulatory systems work together to maintain homeostasis. The respiratory system moves gases into and out of the blood. The lungs contain the bronchi, bronchioles, and alveoli.
Explanation:
Explanation:
Haddock et al. (1998) stated that social factors are the strongest predictors of tobacco use; for example, having friends who smoke and view smoking as attractive significantly increases one's own risk of smoking.
Answer:
people might think you are crazy and a weird person and might bully you for it or your parents think you do it for attention and maybe you think it is not that big of a deal and you are overreacting.
Explanation:
