Answer:
The theme that exemplifies the dispute between Mark Antony and Octavius at the opening of act 5 is Betrayal accompanies the quest for power.
Explanation:
In the opening of Act V of "Julius Caesar" by William Shakespeare we have a dispute between Mark Antony and Octavius about how to face the battle, then when they are in the battlefield with their army waiting for Brutus and Cassius, Mark Antony gives an order that Octavius not only disobey, but he also takes control on his action in order to try to succeed.
