The answer to your question is D. More concisely
Hope this helps:)
I think the answer is
We’re
It means he is quarellsome or argumentive
Answer: was a well-known civil rights activist who had a great deal of influence on American society in the 1950s and 1960s. His strong belief in nonviolent protest helped set the tone of the movement. Boycotts, protests and marches were eventually effective, and much legislation was passed against racial discrimination.
Explanation: