Why Can't Current Theories Describe What Happened During the Planck

question 48

Multiple Choice

Why can't current theories describe what happened during the Planck era?

• A)We do not yet have a theory that links quantum mechanics and general relativity.
• B)The Planck era was the time before the Big Bang, and we cannot describe what happened before that instant.
• C)We do not know how hot or dense the universe was during that time.
• D)We do not understand the properties of antimatter.

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