In "The Raven," how does the introduction of the bird contribute to the poem's theme that desperation can lead to mental instability?

Responses

The speaker believes that the bird is a reincarnation of Lenore.
The speaker believes that the bird is a reincarnation of Lenore.
The speaker understands that Lenore sent the bird to visit him.
The speaker understands that Lenore sent the bird to visit him.
The speaker believes that the bird answers his questions.
The speaker believes that the bird answers his questions.
The speaker thinks the bird is a ancient god sent to comfort him.

The speaker believes that the bird is a ancient god sent to comfort him.