Question

all carbohydrates are made up of these atoms: (click as many as apply.)
nitrogen
oxygen
carbon
hydrogen
phosphorus

Explanation:

Carbohydrates are organic compounds composed of carbon, hydrogen, and oxygen atoms in a ratio of approximately 1:2:1. Nitrogen and phosphorus are not part of the basic structure of carbohydrates.

Answer:

B. Oxygen
C. Carbon
D. Hydrogen