What type of rhyme is used by Edgar Allen Poe in these line from "The Raven?"

An so faintly you came tapping, tapping at my chamber door,

That I scarce was sure I heard you: - here I opened wide the door; -

Internal rhyme

Slant rhyme

Identical rhyme

End rhyme

I think the correct answer from the choices listed above is the third option. The type of rhyme that is used by Edgar Allen Poe in these line from "The Raven" would be an identical rhyme. This is rhyming a word with itself, but often refers to a different meaning. Hope this answers the question.