Tell why thinking about the nouns in your Question will help you find what you need in an index . use a clue word .

as for symbolic actions, the narrator's tearing down the wallpaper in an attempt to find the "woman" in the wallpaper represents her struggle to retain or regain her sanity.   the wallpaper has been part of her confinement and by her tearing it down, she is freeing herself from that confinement.

the answer you're looking for is to review what went well and learn how to do it better next time

whatever is after like is what is being compared they are comparing bumping into you like they are scared to catch germs you have and to you being contagious