In the play Julius Caesar, is the friendship between the pairs given below true or merely political alliances forged for the sake of convenience and self preservation? Caesar and Brutus, Caesar and Antony, Brutus and Cassius, Antony and octavius.

Caesar and Brutus~ true friendship

Caesar and Antony~ true friendship

Brutus and Cassius~ true friendship

Antony and Octavius~ convenience/ self-preservation

in the play julius caesar is the friendship between the pairs given below true or merely political alliances for the sake of convenience and self preservation?caesar ànd brutus , caesar and antony,brutus and cassius, antony and octavius?

Caesar and Brutus - True Friendship

Caesar and Anthony - True Friendship

Brutus and Cassius - Self convenience

Anthony and Octavius -???