GRE Reading Comprehension: Maggoosh-GRE阅读Maggoosh - 84NGXJ7UX0V52KK5M

The purpose of this passage is A. to provide proof for the most persuasive theory of planetary surfaces B. to explain a controversial scientific theory and the pattern of objections to it C. to trace the success of geology as a multidisciplinary science D. to demonstrate how different Venus is from every other geological entity in the solar system E. to evaluate Turcotte's strengths as a researcher in his field