Read these lines from "The Raven" by Edgar Allan Poe. And the Raven, never flitting, still is sitting, still is sitting
On the pallid bust of Pallas just above my chamber door;
And his eyes have all the seeming of a demon's that is dreaming

What is the meaning of the last line?

The simile suggests the soft breathing of someone who is dreaming.

The metaphor compares the raven's eyes to those of a demon's.

The imagery allows the reader to visualize the demon's dreamy eyes.

The personification transforms the raven into a kind of demon.