Recent research indicates that the variation in solar output ______________.
A) is greater than all the anthropogenic factors affecting climate change
B) will increase by a hundredfold over then next century
C) is less than any of the anthropogenic factors affecting climate change
D) is the major factor driving temperature change
E) is more than 20 watts/m2

Question

Quizplus · Accepted Answer

The statement suggests that solar output variation is less than any of the anthropogenic factors affecting climate change. Therefore, option C is the correct answer. Option A and D are incorrect because they suggest that solar output variation is greater than all anthropogenic factors or is the major factor driving temperature change, respectively. Option B is not supported by any evidence in the statement. Option E is a specific value and cannot be determined based on the information provided.

Recent Research Indicates That the Variation in Solar Output ______________