Final answer:
The persona in 'My Last Duchess' is controlling and possessive, with tones of arrogance, jealousy, and condescension evident in the monologue.
Step-by-step explanation:
The persona in Robert Browning's poem 'My Last Duchess' is controlling and possessive. Throughout the monologue, the persona demonstrates tones of arrogance, jealousy, and condescension. For example, the persona refers to the Duchess as 'my last Duchess,' indicating possessiveness, and uses language such as 'That's my last Duchess painted on the wall,' which conveys a sense of superiority and control.