Answer:
4
Step-by-step explanation:
The Author - Shakespeare introduces the theme of unrequited love by indicating the refusal of Olivia regarding Duke Orsino's affections.
The play opens with the Duke listening trying to drown his feeling with music. He so openly and unashamedly professes his love for one whose consent he had yet to gauge or decipher.
The bouts of refusal begins with Valentines message declining him from delivering the Dukes message.