Which of the following can be inferred about the excavation work performed by Judd's field crew? A. It did not unearth many room features that existed prior to Chacoan remodeling. B. It did not unearth any evidence of upper-story hearths. C. It revealed only habitation rooms. D. It resulted in the collapse of some room features and upper-story floors. E. It confirmed traditional population estimates for Pueblo Bonito.