The Small Density Variations That Subsequently Led to the Formation

question 21

Multiple Choice

The small density variations that subsequently led to the formation of large-scale structure in the universe are thought to have formed

• A) from quantum fluctuations during inflation.
• B) due to the supernovae of the very first stars.
• C) at the end of the recombination epoch.
• D) as particle-antiparticle pairs annihilated.
• E) as supermassive black holes powered the first quasars.

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