Which statement best identifies the central idea of the article?

1. All form of cenorship identified in the article are violations of human right and have no benefits.

2.The censorship discussed in the article is only employed when necessary and for the benefit of the public.

3The article presents a complicated debate,in which censoring content is neither clearly right or wrong.

4.It would be great to live in a world where in formation did not need to be censored but that is simply impossible.