31. The new study described in this article suggests which sequence of events for the building of Stonehenge? (A) The bluestones were arranged in the horseshoe configuration and then accented with the larger stones. (B) Ancient peoples first arranged the small bluestone configuration and later ringed it with large, imported granite slabs. (C) The sandstone horseshoe was developed first, thousands of years ago, and the smaller bluestones were imported later from Wales. d. All the stones were brought in at the same time and slowly arranged over centuries.