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!!
The writer is trying to inform the audience.
Nervous is the predicate adjective
<span>B. accept how people saw her</span>