Question

After hydrogen and oxygen, which element makes up almost all of the most common substances in your body?

A. Nitrogen
B. Carbon
C. Calcium
D. Phosphorus

Answer 1

i think the answer is B. Carbon

Answer 2

B. Carbon

Step-by-step explanation:

Hydrogen.... 59%

Oxygen..... 24%

Carbon..... 11%

Nitrogen....4%