Water vapour comes out from the plant leaf through the stomatal opening. Through the same stomatal opening carbon dioxide diffuses into the plant during photosynthesis. Reason out the above statements using the following options.

Options

A. One process occurs during the day time , and the othet at night
B. Both processes cannot happen simultaneously
C. Both processes can happen together because the diffusion coefficient of water and `CO_(2)` is different
D. The above processes happen only during night time

Answer

C