GRE Reading Comprehension: JiJing 352-GRE阅读机经352篇 - L7KS5Q4_5Q7I00L7J

The highlighted sentence "take Jupiter's moon Europa" serves to introduce A. an instance that allows a hypothesis to be tested B. speculation grounded in empirical discovery C. a deduction from a newly advanced hypothesis D. a large-scale effect of an apparently insignificant contingency E. the derivation of a contradiction to refute a claim