3.1 Briefly explain the differences between common carriers, broadcasters, and publishers with respect to freedom of speech and control of content.

3.2 Describe two methods parents can use to restrict access by their children to inappropriate material on the Internet.

3.3 What was one of the main reasons why courts ruled the censorship provisions of the Communications Decency Act in violation of the First Amendment?

3.4 What is one way of reducing spam?

3.5 What documents did WikiLeaks make public?

3.6 Give an example of anonymous communication over 100 years ago.

3.7 Mention two methods some governments use to control access to information.