The statement epidermal cells, xylem, phloem, and connective tissue work together to make a leaf makes reference to an organ (Option C).
An organ in an organism is a group of different tissues that work together to play one or more specific roles such as in the case of leaf to produce photosynthesis products.
Therefore, with this data, we can see that an organ in an organism refers to many different tissues which work in a concerted manner to play one or more functions in the organism.
Learn more about an organ in an organism here:
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