which macronutrient is vital for every function of the body? a. water b. fats c. proteins d. carbohydrates…

Brief Explanations:

Water is essential for all body - functions. It participates in chemical reactions, helps with nutrient transport, waste removal, and temperature regulation. Fats, proteins, and carbohydrates are also important macronutrients but water is fundamental for every single function in the body.

Answer:

A. water