History
BabyNyree
13

How long a period was prehistory? a. more than two hundred years b. about eight thousand years c. more than two million years d. about sixteen thousand years

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(1) Answers
chasegarza11

"c. more than two million years" would be the best option, since this usually means the amount of time between when the first humans appeared on Earth and when they developed a system of writing. 

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