The answer you are looking for is B.
Answer and Explanation:
Macros are macronutrients. Your body needs these nutrients in larger amounts in order to function properly as macro means large. In addition, all of these nutrients provide your body with energy measured in the form of calories or kcals. There are three types of macronutrients: carbohydrates, proteins, and fats. But in this case the answer is protein.
Answer:During a football game, Sarah finds her friends vaping in the bathroom. When she walks in, her friends encourage her to vape along with them, claiming that the vapes are nicotine free. Sarah, aware of the consequences of vaping, refuses by saying that she wants to watch her boyfriend play in the game. Sarah leaves promptly
Explanation:
A phrase to describe a negative feedback loop could be: self-regulating (though I'm not sure the exact word you're looking for).