HELP PLEASE!!! I don’t know the answer and it would help if you also explained why thag answer is correct

Which civil rights act banned discrimination against any person based on race or color? question 7 options: 14th amendment 15th amendment civil rights act of 1964 voting rights act of 1965

¿cual es mas alta en baja california,la migracion o la inmigracion?

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