At end of last week, I visited (went to visit) my aunt Lilia in the country.
le ( consegui) I got her some books from the library of the university because she asked me for it . (me los pidio , asked me for them.....)
verbs are ok at the preterito perfecto simple as "fui"
hope that's what you were asking for
What exactly do you mean by this?
The answer is ayer lo compré is C the answer