For what reason might edgar allan poe have included “the haunted palace” in his story about the house of usher?

it is a way for the narrator to usher recover from his illness.
it is a story parallel to what is happening in the usher house.
it is a welcome diversion from the seriousness of the story.
it is a vehicle through which usher shows his dramatic abilities.

It is a story parallel to what is happening in the Usher house.

Explanation:

1.creeping like a snail is a simile used in this poem and it means the child is going to school unwillingly./a child is unwilling to go to school.

2. man becomes very frail and loses his physical strength when he becomes old, so much that his leggings that used to fit him snugly when he was in his youth are now too loose for him to wear, and that his shank has shrunk so much that this worldly stage is too big for a feeble actor like him. although, 'his youthful hose' just refers to his leggings/pants/ to shrink from danger; to shrink from contact.

3.the words "sans" means "without." it is a french word that is often used in english even today. so he is saying that in the last age of a man, the man is without eyes, taste, or anything else. he also says that this is the "last stage of all" and that it is the stage that ends a man's "history."

hope this !

we should all just get dogs.