Identify the true statement about diffusion. a. molecules move from areas of higher concentration to areas of lower concentration. b. molecules do not move from one location to another. c. molecules moves from areas of lower concentration to areas of higher concentration. d. molecules move only when a plant is wilting.

The answer of this question is A.

Explanation:

Diffusion is net movement of anything from a region of higher concentration to a region of lower concentration. Diffusion is driven by a gradient in concentration. The example of diffusion in the Lungs:-  oxygen moves from higher concentration (in the air sac) to lower concentration ( into the blood).