Analyse how quality standards influence positive outcomes for individuals

Name three bad things that can happen to a teenager who has no refusal skills and no self-control:

The dietary guidelines for americans recommend (a) avoiding smoking. (b) engaging in aerobic exercise for 60 minutes at least five days a week. (c) making all of your grain choices whole grains. (d) increasing your intake of fruits and vegetables.

Why do you need two different circuits of blood vessels in your body?