Antecedent of a pronoun is a word that the pronoun refers to, or replaces. So, in this sentence, we are looking for the antecedent of the pronoun IT. The pronoun IT replaces the noun Chicago, which means that the word Chicago is the antecedent of the pronoun IT.
IT provides the best opportunity, meaning that Chicago does that.
Answer:
It would be Is
Explanation:
The reason why is because if you put are there that would make it an improper sentence
Reason 1: homework should not be abolished because it gives students more practice outside of school
reason 2: it lets teachers know how much we are comprehending in the subject.
reason 3: homework teaches students how to be responsible.
reason 4: parents have a representation of the things that are happening in the classroom.