A vague pronoun is a pronoun whose antecedent is not clearly stated. Besides, it can lead to a misunderstanding. In this particular sentence, the personal pronoun “it” has not clear antecedent (it can be “car” or “wal”). As a result, the sentence can convey these two possible meaning:
1) The car backed into the wall but the car did not break the wall
2) The car backed into the wall but the car itself was not damages.
Answer:
The only thing that limits our knowledge is ourselves, "less constrained than in a library" implies that a library is a limitless opportunity for knowledge. You could pick up any book and learn something from it. In this way, the library has more opportunity for learning and creativity than somewhere compared to, say a forest, where you're limited to the knowledge you gain from experiences or prior knowledge.
Explanation:
Hope this helps!
your friend kindness .your mother love,
Belives would work in you qustions