answer two questions for one hour

What is the the skyscraper model of culture in mass communication? What is the map model of culture in mass communication? Explain both models and compare them to each other. Which one of these two models is more reliable? Why?

The First Amendment to the Unites States Constitution says, "Congress shall make no law... abridging the freedom of speech, or of the press." However, history shows that the broadcast industry in America has been regulated. How did American lawmakers interpret the First Amendment in terms of the broadcast industry? What were the two major pillars of this interpretation? How do you see these regulations in general, good or bad? Why? How?