Answer:
Create an air gap to prevent backflow.
Explanation:
An air gap prevents contamination of the water because it creates a space between the water outlet and a contaminated source. So, if there is, for example, a decrease in the pressure that pumps the water to the faucet, the water the air gap will prevent the contamination of potable water and the cause of different illnesses.
I’m not seeing the options. Is there more to this question ?
Answer:
B
Explanation:
B) it's effects the person's self esteem.
Yo-yo dieting can cause weight gain rather than weight loss. it is a Low-calorie diet<span> that temporarily lowers </span>your metabolism<span>, and is impossible to maintain</span>
