vaivish1723 wrote:
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 offand underestimatethat used by unobtrusive equipment, such as waterheaters.
When we look at the sentence we observe "and" this indicates there is parallelism.
So overestimate is parallel to underestimate.
underestimate that used by unobtrusiveequipment should be structurally parallel to overestimate
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