Which characteristics are used to differentiate among the six kingdoms?

The six kingdoms are commonly distinguished by whether organisms are unicellular or multicellular (body type), whether their cells are prokaryotic or eukaryotic (cell type), cell features such as cell walls (cell structure), and how they obtain food (nutrition). These criteria match choice A: body type, cell type, cell structure, and nutrition. Coelom and size are not standard characteristics used to classify the six kingdoms.

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