Question

According to the graph below, at which point is the plant performing the least
photosynthesis?
A. Point B
B. Point A
C. Point D
D. Point C

Answer 1

B. Point A ~ Oxygen production is the lowest at this point which means that photosynthesis must be performing the least

Answer 2

Answer:

Point A

Explanation:

Because photosynthesis wants light not dark, and the Point A would be the best choice. (You might think D, but D is not the least.)