Which of these lists shows the correct chronological order of the events listed, starting with the earliest and ending with the most recent?
A) reionization, dark matter halos collapse, recombination, first galaxies are formed
B) dark matter halos collapse, reionization, first galaxies are formed, recombination
C) reionization, first galaxies are formed, dark matter halos collapse, recombination
D) recombination, dark matter halos collapse, first galaxies are formed, reionization
E) first galaxies are formed, dark matter halos collapse, reionization, recombination

Question

Quizplus · Accepted Answer

Recombination occurred first, followed by the collapse of dark matter halos, then the formation of the first galaxies, and finally reionization.

Which of These Lists Shows the Correct Chronological Order of the Events