4 In the network below, there are 19 users who are accessing the server that is on the right end. Using 24-time-slots TIM Circuit Switching for the network below, assuming the routers have infinite buffer space and negligible processing delays, the actual end-to- end bandwidth experienced by each of the 19 users is closest to 6 users plus input from router 5 users plus input from router Server 8 users X X 70 Mbps 50 Mbps 120 Mbps 80 Mbps a) 8.3 Mbps L 2.1 Mbps b)3.57 Mbps e) 1.8 Mhes c) 2.5 Mbps