The correct answer to this question is the second one “to state the writers opinion”
Eumaeus visits the palace to tell Penelope about her son's return.
Telemachus, Odysseus and Penelope's son, was far away from home with Pisistratus, Nestor's son. The goddess Athena finds him in Sparta and tells him that he must return home to Ithaca, or else Penelope is going to marry someone and lose their home to another kingdom. However, she tells him that he must go to Eumaeus first, who is to inform Penelope that her son has come back home.
Marcellus believes that the ghost of King Hamlet has been appearing, but Horatio does not believe that could be possible.
Marcellus brings Horatio out in hopes that the ghost will appear again that night so Horatio can see it with his own eyes and finally believe what they've been saying.
I'm pretty sure you're allowed to write in First-Person, but make sure to make it clear you're writing about someone else's perspective.