What is NOT a major piece of evidence supporting the "Big Bang" theory?
Responses

Widespread detection of cosmic background radiation
Widespread detection of cosmic background radiation

Observations that the Doppler red shift becomes greater as we look at more distant galaxies
Observations that the Doppler red shift becomes greater as we look at more distant galaxies

Elemental composition of the universe shows more Hydrogen and Helium
Elemental composition of the universe shows more Hydrogen and Helium

Observations that most galaxies are rotating
Observations that most galaxies are rotating