The hypothesis that the Great Serpent Mound may relate to Halley’s Comet is bolstered by

a) carbon dating of an artifact found there.
b) orally transmitted myths about the site.
Consider this: It was built by descendants of the Hopewell culture. 1.4 Describe the role of sacred sites in prehistoric culture.
c) analysis of small sculpted objects found at neighboring sites.
Consider this: It was built by descendants of the Hopewell culture. 1.4 Describe the role of sacred sites in prehistoric culture.
d) the date when the mound was abandoned.
Consider this: It was built by descendants of the Hopewell culture. 1.4 Describe the role of sacred sites in prehistoric culture.

Answer: A