Multiple Choice
On a cosmic calendar, in which the history of the universe is compressed into 1 year, when did Kepler and Galileo first discover that we live on a planet in a solar system?
A) 1 week ago
B) December 30
C) 1 day ago
D) December 25
E) 1 second ago
Correct Answer:

Verified
Correct Answer:
Verified
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