Answer:
United must prove that copyright is valid to establish infringements.
Explanation:
Copyrights are norms established by law to protect the relationship between the creator and the use of his creations, be they artistic, literary or scientific creations, such as texts, books, paintings, music, illustrations, photographs, etc. With the use of copyright the creator of something can prevent the use of its creation as long as it proves that it is the copyright holder of that creation. Based on this, we can conclude that United must prove that copyright is valid to establish infringements.
Appeals courts consist of three judges and do not use a jury. ... In addition, the Court of Appeals for the Federal Circuit has nationwide jurisdiction to hear appeals in specialized cases, such as those involving patent laws, and cases decided by the U.S. Court of International Trade and the U.S. Court of Federal Claims.
So a social group is a group of people that share similar characteristics. And they are important because it gets you to interact with peers. The last question is one you have to answer on your own so I play baseball and I am a Highschooler so therefore two Social Groups for me would be Baseball, and Highschool
I hope this helps :)