D. When you set a goal, you want it to be difficult but realistic. For example, if you are not very good at running, you maybe want to set a goal like "try to run 1 mile without getting tired this month". This is a difficult goal to reach, but it is realistic. If you had said "Run 100 miles without getting tired this month", this is unrealistic because you are not very fit
hope this helps:)
Answer:
late adolesecence (Or however you spell it)
Explanation:
textbook
The basis for physical fitness is having a good eating habit, which means to know what you are eating and to eat cleanly. Exercise at least an hour every day and drink plenty of water throughout the day.
It causes blood pressure to increase.
