The best and most correct answer among the choices provided by your question is the second choice or letter B. Carbohydrates were produced as plant food during the photosynthesis.
During photosynthesis<span>, </span>plant<span> leaves take in carbon dioxide from the atmosphere. Using the energy from sunlight, this is combined with water drawn up from the roots to make glucose. Oxygen is also </span>produced<span> in this chemical reaction and exits the leaves into the surrounding air.</span>
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