Sentence Correction (SC) | Re: Discussion of greenhouse effects has usually focused on

Discussion of greenhouse effects has usually focused on whether the Earth would warm and by how much, but climatologists have indicated all along thatthe most obvious effects, and those that would have the largest impact on people, would be extremes of temperature, precipitation, and storminess .

A. the most obvious effects, and those that would have the largest impact on people, would be extremes of temperature, precipitation, and storminess
B.the effects that are the most obvious ones , extremes
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