試題詳解

47.Which of the following statements is NOT provided as evidence to support the hypothesis that the migration discussed in the passage occurred 25,000 and 30,000 years ago?
(A) The dental patterns of the human fossils found in the Americas and Asia are common.
(B) It took the Native Americas roughly 25,000 years to decide on the universal language.
(C) There are variations in blood types between Asians and Native Americans.
(D) The variety of the physical features of Native Americans requires time to develop.