[Solved] What is the unified model of active galactic nuclei? How does it explain differences in the continuous spectrum and emission lines of an active galactic nucleus? Communications Decency Act: A 1996 U.S. law aiming to regulate pornography on the Internet, significant for its impact on online speech and censorship. Supreme Court: The highest judicial court in the United States, which has the ultimate appellate jurisdiction over all federal and state court cases involving issues of federal law. First Amendment: Part of the Bill of Rights that protects freedoms of speech, religion, press, assembly, and petition in the United States. Fairness Doctrine: The Fairness Doctrine was a policy introduced by the Federal Communications Commission (FCC) in the United States, requiring that broadcasters present controversial issues of public importance in a manner that was honest, equitable, and balanced; it was eliminated in 1987.