After studying the Earth's climate changes and the 10-year cycle of solar flares for 30 years, researchers have concluded that increased solar flare activity leads to changes in ocean currents that influence global climate. This suggests that climatologists could enhance their climate predictions using this data.

Which of the following, if true, most seriously undermines the argument above?

Answer Choices

Correct answer marked below

A) Climate predictions have become more accurate in recent years due to advanced technology.

B) Researchers can prove that solar flare activity has a direct impact on ocean currents.

C) Other factors besides solar flare activity have historically allowed climatologists to predict climate changes that are associated with ocean current shifts.

Correct

D) Researchers have not yet discovered the reasons behind the 10-year cycle of solar flares.

E) It has been shown that changes in ocean currents lead to predictable climate variations.

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Explanation

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Official Explanation

Official

The argument states that increased solar flare activity leads to changes in ocean currents, which in turn influence global climate, suggesting that climatologists can improve their predictions based on this information. To weaken this argument, we need to introduce evidence that suggests there are other reliable methods for predicting climate changes that do not rely on solar flare activity. Option C…

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Comments

FabienMar 5, 2025

thanks!

SrikanthMar 26, 2025

thanks for the answer

ShashankApr 14, 2024

Amazing

What this question tests

What it tests

Whether you can identify the option that most undermines an argument's conclusion.

Common trap

Choosing an irrelevant objection or one that attacks the premise rather than the reasoning.