What did Darwin find in South America that suggested that the Andes mountains had been gradually lifted up over millions of years?
a. marine snail fossils high up in the Andes mountains
b. bird fossils at the top of mountains in Argentina
c. dinosaur bones in the Amazon basin
d. impressions of ocean waves at the top of a mountain
Ans: a. marine snail fossils high up in the Andes mountains
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Indicate whether this statement is TRUE or FALSE.
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