Answer:
B, its the only thing to do with the way air actually circulates
Explanation:
Explanation: The light-dependent reactions utilize light energy to produce two molecules required for the following stage of photosynthesis: the energy warehouse molecule ATP and the decreased electron transport NADPH. In plants, the light reactions occur in the thylakoid membranes of organelles termed chloroplasts.Oct 26, 2016 thats a explanation for u hope it heled [; dand my hand hurts ];
I would need to see what is labeled b, in order to help you.
Go on yt and put your question and there will be a video explaining. hope it helps!