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What Was the Significance of the End of the Era

Question 6

Multiple Choice

What was the significance of the end of the era of nucleosynthesis,when the universe was about 5 minutes old?


A) The proportions of dark matter and luminous matter had been determined.
B) The basic chemical composition of the universe had been determined.
C) It marks the time at which the first stars formed.
D) It marks the time at which the expansion of the universe had settled down to its current rate.

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