$3.$ Look over the TCP and UDP headers a$.$ What is the same about them? b$.$ What is different? c$.$ How is the UDP service fundamentally different from the TCP service? d$.$ What types of applications use UDP? e$.$ Suppose you were writing a Network Application $$ what is your idea? Given the results above, how would you decide on a Transport Layer protocol? Would you use TCP or UDP? What is important for your application? throughput, delay, reliability?