After the Atomic Epoch, and Before the Current Stellar Epoch

Multiple Choice

After the atomic epoch, and before the current stellar epoch, came:

A) the black hole epoch, when black holes were common.
B) the end of the lepton epoch, when neutrinos were formed and escaped from matter.
C) the liberation of the dark energy.
D) the galactic epoch, when the main events were galaxy construction.
E) about three billion years after the Big Bang, with Population I stars forming.