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) reinonization, first galaxies are formed, dark matter halos collapse, reionization
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, leading to the formation of neutral atoms. Then, dark matter halos collapsed, allowing for the formation of the first galaxies. Finally, reionization occurred as the first stars emitted enough radiation to ionize the surrounding gas.

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