B. Riding a bike after school
Smoking tobacco, spending time with violent people, and using drugs are all bad and unhealthy behaviors while riding your bike promotes exercise.
The amount and how one is more than the other
Answer:
An engine
Explanation:
The engine is used to keep the car running, much like how our muscles keep us walking and moving around
Try to breath. vent with your parents, friends or guardian. never let your stress change your attitude.