Read the sentence.
a thrift store is a good place to find unique clothing.
in the sentence, the infinitive phrase to find unique clothing functions as

a.
an adjective.
b.
a verb.
c.
an adverb.
d.
a noun.

An Adjective.

Explanation:

Because it tells about the special characteristics feature of the particular store.

An adjective is a class of words which describe the particular quality of a word.They are the descriptive words that modify nouns.They provide additional details.

his humanity shines from every page as he bears witness to the tragedy which befell the jewish race at the hands of the nazis. wiesel was a romanian-born jew whose home town of sighet was occupied by the hungarians for most of the second world war. in may 1944, all the jews in the area were forced into cattle wagons and transported to auschwitz.