Answer :
Mark Antony expertly used rhetoric, or the language of persuasion, to provoke the Roman crowd into a riot. Antony was a very powerful speaker who held the attention of mass audiences.
I believe the answer is: rhetoric
In order for his persuasion to be succesful, Mark Anthony usually relied on two tactics. The first one is the appeal to the audiences' emotion, which help the audience relate to the cause presented by Mark Anthony. The second one is the appeal to audiences' logic in order to make the audiences perceive mark Anthony as a capable decision maker.