21. What reason does the professor give for the difference in marmot behavior patterns? () A: Type of food available B: The size of the population C: Interaction with other marmot species D: Adaptations to the climate

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2022-05-31 问题

21. What reason does the professor give for the difference in marmot behavior patterns? () A: Type of food available B: The size of the population C: Interaction with other marmot species D: Adaptations to the climate

21.<br/>What reason does the professor give for the difference in marmot<br/>behavior patterns? () A: Type of food available B: The size of the population C: Interaction with other marmot species D: Adaptations to the climate