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Apply: photosynthesis in organisms

Problem

The following diagram has arrows representing inputs and outputs of photosynthesis.
A diagram represents the process of photosynthesis. The top left corner of the diagram shows a sun. There are light waves pointing from the sun to a green plant in the center of the diagram. An arrow labeled A points from the air to the green parts of the plant. An arrow labeled B points from the soil to the plant’s roots. An arrow labeled C points from the green parts of the plant to the air.
Which arrow best represents the movement of carbon dioxide during photosynthesis?
Choose 1 answer: