Alicia is developing a model of photosynthesis and respiration. Part of her model includes the inputs and outputs of each process. Which of these describes inputs and outputs of Alicia’s model? Choose the correct answer.


Water is an input for both respiration and for photosynthesis.

Oxygen is an output for both respiration and for photosynthesis.

Glucose is an input for respiration and an output for photosynthesis.

Carbon dioxide is an input for respiration and an output for photosynthesis.