Lacking information about energy use, people tend to overestimate the amount of energy used by equipment, such as lights, that are visible and must be turned on and off and underestimate that used by unobtrusive equipment, such as water heaters.
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Aequipment, such as lights, that are visible and must be turned on and off and underestimate that
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Bequipment, such as lights, that are visible and must be turned on and off and underestimate it when
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Cequipment, such as lights, that is visible and must be turned on and off and underestimate it when
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Dvisible equipment, such as lights, that must be turned on and off and underestimate that
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Evisible equipment, such as lights, that must be turned on and off and underestimate it when
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正确答案: D