Will Mark Brainiest PLEASE HELP ME WITH THIS QUESTION

In "The Raven," how does the speaker calling out Lenore's name into the darkness contribute to the poem's theme that obsession can lead to insanity?

A. It shows that the speaker is afraid of the dark.
B. It confirms that the visiting bird is Lenore.
C. It suggests that Lenore may be alive.
D. It confirms that the speaker hopes the dead Lenore will return.