Question

the six essential nutrients are... (check all correct answers)
a vitamins
b iron
c water
d carbohydrates
e minerals
f biotin
g fat
h protein

Explanation:

The six essential nutrients are vitamins, water, carbohydrates, minerals, fat, and protein. Iron is a mineral but not one of the six main categories. Biotin is a type of vitamin (B7) but not listed as a main category here.

Answer:

A. vitamins, C. water, D. carbohydrates, E. minerals, G. fat, H. protein