Which of the following sentences from "Letter from Birmingham Jail" is an example of antithesis?
O A My citing the creation of tension as part of the work of the nonviolent resister may sound rather shocking.
O B. One of the basic points in your statement is that the action that I and my associates have taken in Birmingham is untimely.
OC. My friends, I must say to you that we have not made a single gain in civil rights without determined legal and nonviolent pressure.
O D. We know through painful experience that freedom is never voluntarily given by the oppressor; it must be demanded by the oppressed.