Which of the following is a hallmark of deserts? a. lots of sand caused by the dryness of the arid climate b. very little difference minimum and maximum daily temperatures c. a huge difference between minimum and maximum daily temperatures d. lizards, snakes, and other reptiles are the only animal life in the desert

Deserts are defined by the lack of precipitation, and in fact, Antarctica is also a desert - so we can reject the first and last option since they're not typical of Antarctica.

most deserts are characterized by drastic differences in temperatures: so the best answer is: c. a huge difference between minimum and maximum daily temperatures

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