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According to paragraph 3, which of the following is true about carbonized plant remains A. Each fragment of carbonized plant remains contains sediments of a wide variety of plants. B. Carbonized plant remains are usually found near the remains of domesticated animals. C. Carbonized plant remains can be recovered by mixing sediments with fluid. D. Carbonized plant remains from an area are used to settle debates about the age of animal remains located in the same area.