GRE Reading Comprehension: Maggoosh-GRE阅读Maggoosh - 025KCMKC0ZFR4284M

It can be most reasonably inferred that which of the following accounts for the lack of a geological record concerning the history of impacts on the planets? A. the violence of the initial impact B. an outcome that is not self-erasing C. a process of change in planets themselves D. the absence of proof relating to a hypothetical collision E. the ongoing process of accretion