Given two areas with equal sunlight and available water. Area I has a high amount of atmospheric carbon dioxide while Area II has a low amount of atmospheric carbon dioxide. 

How does the rate of photosynthesis in Area I compare to that in Area II?

A)Atmospheric carbon dioxide has no affect on the rate of photosynthesis.B)The rate of photosynthesis increases with a decrease in carbon dioxide.C)The rate of photosynthesis increases with an increase in carbon dioixde.D)The level of carbon dioxide increases with the level of available oxygen.