Explanation:
The mood shifts markedly by the conclusion of Edward's speech because he wishes to take his followers home with plenty of encouragement in their hearts. That's why, towards the end of this address, he holds out the hope of repentance to his community if only they switch from the lifetime of suffering and return to the road of justice.
The best answer is D because it has incorrect grammar, and uses slang/jargon and a dialect known as ebonics that was typically present in black communities during this time.