the cost of the printing press
Answer:
Revolutionary:
involving or causing a complete or dramatic change.
counterrevolutionary terrorism:
A revolution whose aim is the deposition and reversal of a political or social system set up by a previous revolution.
Answer:
Right choice:
Africans crossed into South America when Africa and South America were one continent.
Explanation:
Such a statement is totally absurd. Humans as a species had not appeared on planet Earth when present-day Africa and South America were part of the same land mass hundreds of millions year ago. So, African could not cross to South America in the times of Pangea, the only megacontinent in the planet´s evolution. The other options are theories of the origins of man in the Americas, though there´s no consensus in the academic community.
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