Read the lines from Keats's sonnet, "On First Looking into Chapman's Homer."

Much have I traveled in the realms of gold,
And many goodly states and kingdoms seen;
Round many western islands have I been
Which bards in fealty to Apollo hold.

Which best explains the metaphor in these lines?

The poet compares Chapman to a traveler who traveled throughout Homer's golden world.

The poet compares Homer to a traveler whose travels took him to exotic, faraway lands.

The poet compares himself to a traveler and the books he has read are the magnificent places to which he has traveled.

The poet compares Chapman's Homer to a faraway land that he has recently visited and admired.