GRE Reading Comprehension: Maggoosh-GRE阅读Maggoosh - KSCQ7U7817J372UHM

The example of the sandcastle (in the second paragraph) serves to A. invalidate Shoemaker's initial observation B. offer an alternative hypothesis for an observed phenomenon C. describe a condition in which the typical laws of the universe do not obtain D. provide support for the rubble-pile hypothesis E. present an instance in which gravity has little effect