Réponse:
Question 1 : The "me" is referring to the narrator, the "we" is referring to his class and the "it" is referring to the poem
Question 2 : The role and the objective of these commissions is to censor some books and keep the "best ones"
Question 3 : The created because they thought their culture was too cluttered. In my opinion this is way too extremist.
Explications:
Pour la deuxième partie de la question 3 il faut donner ton avis et j'ai mis que c'était trop extrémiste, voilà passe une bonne soirée :)