Respuesta :
Answer:
C. The products of one are the reactants of the other.
Explanation:
This is because the product of photosynthesis is oxygen and glucose. Which are the reactants of cellular respiration.
Photosynthesis has reactants of light energy, water, carbon dioxide and chlorophyll. Then has a product of glucose and oxygen.
Cellular Respiration has reactants of oxygen and glucose. Then has products of ATP; waste products include carbon dioxide and water.