Question

select the part whose main job is to break down sugar and release energy that the cell can use. chloroplast golgi mitochondria cell membrane

Explanation:

Mitochondria are the power - houses of the cell. They perform cellular respiration, breaking down sugar (glucose) through a series of reactions to release energy in the form of ATP that the cell can use. Chloroplasts are for photosynthesis, Golgi apparatus is for modifying and packaging proteins and lipids, and the cell membrane is for regulating what enters and leaves the cell.

Answer:

mitochondria