A system's tendency to act to maintain a steady state
That's true because if you make healthy eating choices and healthy eating habits for example you will be healthier then if you make bad eating habits for example eating fast food everyday you will more then likely be overweight but if you eat right and exercise you will be a lot healthier.
Answer: A foot fault
Explanation:
A foot fault occurs when one player steps over, or on the baseline during a serve before making contact with the ball. Though difficult to call in some situations, any contact with the line at all is considered a foot fault, and will be called if observed.
C: More children are being born worldwide
