Personification.
- This is because the wall is given “person” characteristics. They wall cannot actually stare. You can remember personification by “person” :) It’s when an inanimate object is given traits are characteristics of that of a human/ person.
It indicate that heidi has become more responsible and careful. sry if my answer isnt what ur asking for. :)
Like adding twists.....but not too much.....a bit superficial......but only a bit......
Description of nature... surroundings.... emotions....etc.......
It is a compound and u can tell that by the commas