Well since you didn’t provide any context, what you need to do is read his speech and answer what part is the least boring or more Intresting then the rest. Sorry if this doesn’t help
Lady Macbeth is an example of pure ambition in the play. She, and not her husband, is the mastermind behind the plot to kill the king. Lady Macbeth comes up with the plan to murder the king once she discovers that he will be a guest in her home.