GRE Reading Comprehension: JiJing 352-GRE阅读机经352篇 - 9G7UIVK004FCAGSWJ

According to the passage, which of the following is true of the collisions mentioned in the highlighted sentence? A. They occur less frequently than do titanic collisions. B. They occur between bodies of comparable size. C. They occur primarily between planet-sized bodies. D. They result in the complete destruction of the impacting body. E. They result in mass being redistributed among newly formed objects.