i really need this answer! did you get it yet???
The tone is the writer's attitude toward the audience and the subject.
Tone sometimes gets mistaken for mood.
3rd person omniscient because it gives a place for a story in the right context.
Antony is trying to rile up the audience to get them to riot and revolt against Brutus and the conspirators. He says that if Brutus was him he would use such words that would inspire even the rocks and stones of Rome to mutiny. This is his persuasive technique.