試題詳解

29. What is the significance of Dennis Stanford’s finding in paragraph 3?
(A) It proves that ancient people must have been good at making tools.
(B) It excludes any close relation among ancient people in Europe and America.
(C) It suggests that ancient people probably came to the Americas by boat 20,000 years ago.
(D) It denies the possibility that ancient people crossed the Atlantic from Europe to America.