It is necessary because if you don't have a confirmed opinion with textual evidence to back it up you wont have a good argument.
Answer:
its option C
Explanation:
because the question makes more sense then the other ones so I believe it is answer C <3 may god bless you have a good day.
Answer:
Jim Crow laws were a series of laws passed in the 1800's. It made sure that blacks and whites were separated. All these laws went on until Martin Luther King Jr. put an end to them in 1963.
Have a great day!