Stars and celestial bodies are a. cellestial bodies that emit light/ object that form part of the universe b. rock/ little planets c. bodies that emits/ galaxies

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted