The answer is A: Constantine recognized the legality of Christianity. This was the biggest change in the Roman Empire to date. Constantine had a change of heart due to a dream he was seen by Jesus- and that is the result he became Christian. In addition, 'the great schism' was a barrier that Constantine and pope were separated (both which they agreed on) due to different ethnicities, languages & culture.
The great schism chart
Constantine's side
East side- middle easterners, Egyptians, turkey
Languages- turkish, Arabica
Pope's side
West side- Rome, Italy
Language- Latin
A secondary source is a textbook
B. Laws can change social prejudice
The Slaughterhouse case in 1873 is notorious in the US history for severely limiting the 14th amendment.
This case violated and mocked the 14th amendment, disregarading the Priviliges or Immunities Clause which states that “No State shall make or enforce any law which shall abridge the privileges or immunities of citizens of the United States.”
