A paisagem do município de São Bernardo do Campo foi muito alterada ou ainda é possível encontrar áreas de vegetação nativa bem preservadas?

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