Free Practice Question
CR · Critical Reasoning
555-605
Weaken
A pottery shard found in a site in Texas, 1,500 miles north of Mexico, is dated to be 9,500 years old. Archaeologists concluded that since the desert conditions prevented human migration north from the Mexico-United States border between 12,000 and 9,000 years ago, humans must have arrived in North America more than 12,000 years ago.
Which of the following pieces of new evidence would cast doubt on the conclusion drawn above?
Which of the following pieces of new evidence would cast doubt on the conclusion drawn above?
Answer Choices
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(A) New dating methods revealed that the pottery shard from the Texas site is at least 9,700 years old.
B
(B) Another archaeological site was discovered in Arizona with artifacts dated at 11,000 years old.
C
(C) A climate model indicated that it was already impossible for humans to travel north from Mexico 12,500 years ago.
D
(D) New evidence showed that a migration route existed from Mexico to Texas at least 9,700 years ago.
E
(E) Research on ancient populations demonstrated that, once the desert conditions changed, humans could have migrated from Mexico to Texas in about 15 years.
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DevallaJan 7, 2025
thanksss
Details
Difficulty
555-605
Type
CR