I believe the word would be “break”
Ask your neighbors to cut down pollution by riding bikes
his repeating of "I refuse" impacts the meaning and tone of this part of the speech because he sends us a message that he refuse's to be treated like a slave or in other words do whatever 'white people' will tell him to do unless they treat him with the same respect.
Yes, you can tell because it is capitalized.
the answer to this question happens to be c) uncertainty