B. When is supposed by the citations because it’s a valid source
Sure, thing. What help do you need?
Answer:
As the leader of the nonviolent Civil Rights Movement of the 1950s and 1960s, Martin Luther King Jr.From his involvement in the Montgomery bus boycott in 1955 until his untimely death in 1968, King's message of change through peaceful means added to the movement's numbers and gave it its moral strength.
The shortened form of a word that has an apostrophe in place of a missing letter is called A contraction