Question 2 a) SCTP (Stream Control Transmission Protocol) and UDP (User Datagram Protocol) are two different transport layer protocols used in Internet Protocol Suite. Appraise these TWO (2) protocols in the supervision of end-to-end delivery of packets in multimedia network and highlight their main differences. (10 marks) b) It is common today to make a VoLTE (Voice over Long-Term Evolution) 4G network. Choose the best protocol (SCTP or TCP) and appraise its suitability for the transmission of VoLTE and critique your choice with detailed explanations. (8 marks) c) VoLTE streaming were authenticated using password Hash algorithms. Critique TWO (2) of the following password scheme shown in Table Q2(c) and determine which is better and why. Test your choice through proper working and calculation. Table Q2(c)