If hes just being rude, honestly just stay in your room or something until he leaves, or maybe even tell your brother about it so maybe he'll say something to the friend. if he keeps bothering you even after all that, just tell him to leave you the FU€K alone. best of luck!!
It would be "A character with a very simple or two-dimensional personality." and "a character who doesn't change throughout the story." Hope this helps! ^-^
Answer: B; You must be careful when you look at the dark side.
Explanation:
I stole a cookie when you weren’t looking