Which best identifies a subplot in Julius Caesar and explains its significance? Brutus clashes with Calpurnia after Caesar's murder; it adds to the suspense about who will die next. Brutus makes amends with Antony; it relieves the reader's suspense about who will rule Rome. Brutus has a conflict over whether to trust Casca; it shows that Brutus is the rightful leader of Rome. Brutus struggles with himself over whether he acted in Rome's best interests; it builds suspense about how this will be resolved.