When the speaker in edgar allen poes "the raven" hears tapping on his door, he hesitates. why does he wait before opening the door?

he pauses to listen for voices

he wants to turn on the light

he decides to look out the window

he needs to gather his courage

I'm not entirely sure, but i read it carefully and i think the stanzas that said '' ... long I stood there wondering, fearing ... '' and '' ... filled me with fantastic terrors never felt before; So that now, to still the beating of my heart, I stood repeating ... '' make it sound like he is nervous and needs to gather his courage