In "The Monkey's Paw," a stranger comes to the door. How does this scene contribute tension to the rising action of the story?

According to stephen hawking in the "origin of the universe" lecture, "why are we here" and "where did we come from" are questions that

Sure, i wish things had turned out differently for me in vietnam. but i know things could have turned out worse, too. so ljust try to be for what i do have and do my best to be independent. i can dress myself and even tie a tie. no more playing guitar, though. if i close my eyes, i can just about hear the music. just strumming my heartstrings is what i'm doing, i suppose. how could the author best resolve this situation to create a feeling of somber regret? a. the narrator describes the difficulty in cooking for himself. b. the narrator decides to sell his guitar and take up a new instrument. c. the narrator points out that he doesn't have to wear a tie too often. d.the narrator mentions a friend who did not live through the war.

Someone get back to me , i really don’t get this