Multiple Choice
How long after the Big Bang was the Planck time,before which our current theories are completely unable to describe conditions in the universe?
A) 10⁻¹⁰ second
B) 10⁻³⁵ second
C) 10⁻⁴³ second
D) 3 minutes
E) 300,000 years
Correct Answer:

Verified
Correct Answer:
Verified
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