You wish to produce carbon dioxide for an experiment with plant growth. Vinegar (acetic acid) in a solution will react with chalk (calcium carbonate) to produce carbon dioxide. Your present experimental setup is not producing carbon dioxide quickly enough. What can you do to increase the rate of reaction?

A. Warm the solution up.

B. Add less acetic acid to the solution.

C. Add more water to the acetic acid solution.

D. Reduce the volume of solution by pouring some out.