Question

which would be a measure in determining body composition?
amount of water excreted a day
amount of protein consumed
the percentage of fat in the body
the percentage of sugar consumed

Explanation:

Body composition refers to the proportion of fat, muscle, bone, water, etc., in the body. The percentage of fat in the body directly relates to body composition. Water excreted is about fluid balance, protein and sugar consumed are about intake, not composition.

Answer:

the percentage of fat in the body