GRE Reading Comprehension: JiJing 352-GRE阅读机经352篇 - TVMBEM265QP5WK7XJ

Which of the following, if true, provides astronomers with the strongest for continuing to regard the accepted model of planetary formation as correct, despite the new discoveries? A. The instruments used to detect planets orbiting other stars are incapable of detecting planets that are smaller than Jupiter. B. Only a small fraction of the stars likely to have planets have been examined so far. C. After being formed, planets as small as Earth might be attracted to large planets, eventually becoming their satellites. D. There is no known reason why older stars would tend to be more likely than younger stars to have planets. E. Planets tend to drawn into closer orbits of their parent star as time passes.