Which one of the following statements about galaxy evolution is false?
a) At least some galaxies formed from the joining together (merging) of small groups of stars.
b) In the past, there existed a population of small, blue, irregular galaxies that have either merged or faded from view.
c) Our Milky Way galaxy and the Andromeda galaxy are likely to form an elliptical galaxy at some time in the future.
d) Astronomers can learn about the evolution of galaxies with images of the same galaxies taken by Edwin Hubble in the early 20th century.
e) Most elliptical galaxies formed within the first few billion years after the Big Bang.