From the beginning of time, how long did it take the world's population to reach its first billion people?
A) at about the time of the birth of Christ
B) 1000 AD
C) 1800 AD
D) 1900 AD

Name: From the beginning of time, how long did it take the world's population to reach its first billion people? A) at about the time of the birth of Christ B) 1000 AD C) 1800 AD D) 1900 AD
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Question

Quizplus · Accepted Answer

It took until approximately 1800 AD for the world's population to reach its first billion people.

From the Beginning of Time, How Long Did It Take