That twenty-one ceramic dog figurines were discovered during the excavating of a 1,000-year-old Hohokam village in Tempe, Arizona, has nearly doubled the number of these artifacts known to exist.
A twenty-one ceramic dog figurines were discovered during the excavating of a 1000-year old Holokam village in Tempe, Arizona, has nearly doubled the number of these artifacts known to exist.
A. That twenty-one ceramic dog figurines were discovered during the excavating. B. Twenty-one ceramic dog figurines discovered at the excavation C. Discovering twenty-one ceramic dog figurines at the excavating D. Ceramic dog figurines, twenty-one of which were discovered during excavating E. The discovery of twenty-one ceramic dog figurines during the excavation
为什么答案是E不是B, E的主语是discovery能doubled the number of these artifacts known to exist?