Which of the above factors can be a limiting factor for the process to proceed?

Use the information below on factors required during photosynthesis to answer the two questions

I. CO2

II. Chlorophyll

III. Water

IV. ATP

V NADPH2

A. I and II only
B. I and III only
C. I and IV only
D. I, III and IV only

Correct Answer:

Option A – I and II only