Answer:
Option D. They use mitochondria to release energy from the sugars.
Explanation:
Mitochondria is an important organelle which is present in both plants and humans. Mitochondria is also called power house of the cell because it release energy in the form of Adenine tri phosphate (ATP) when oxygen is added with the sugar (glucose) during the process of respiration. Energy is also released from glucose molecules in the absence of oxygen but the less energy will be produced.