Most cosmologists favor the Big Bang theory over other cosmological theories because of
A) a 3-to-1 ratio of hydrogen to helium in stars and interstellar matter.
B) cosmological redshifts.
C) the cosmic microwave background.
D) all of the above.

Question

Quizplus · Accepted Answer

The Big Bang theory is supported by several key pieces of evidence, including the observed 3-to-1 ratio of hydrogen to helium, cosmological redshifts indicating the universe is expanding, and the cosmic microwave background radiation, which is the afterglow of the Big Bang.

Most Cosmologists Favor the Big Bang Theory Over Other Cosmological