Why did Columbus think he had reached Asia when he landed in the Americas? A. He miscalculated the size of the earth by more than half. B. The land looked like the pictures he had of Asia. C. He believed the Indians who told him that he had reached Asia. D. His instruments indicated that his location was 120° W longitude.
the answer is a, he miscalculated, since the Americas hadn't been discovered by europeans (the native americans were there first) they did not account for america in their calculations
