What do artifacts such as shark teeth and shells found inside Hopewell mounds tell us about their culture?

AThe Hopewell lived by an ocean, where they could find such artifacts.

BThe Hopewell most likely traded with other cultures throughout North America.

CThe Hopewell placed little value on nonmetal objects, which could not be used for land modification.

DThe Hopewell worshipped water gods, and used such artifacts to perform religious rituals.