Q4: Routing (10 Marks) 1) In Location-Based Multicast (LBM) a) What are the pieces of information added by the sender to the packet header to be used for routing? And what are pieces of information used by intermediate nodes to deliver the packets to the desired nodes? ( 2 Marks) b) Describe how does adaptive-zone LBM method work. ( 2 Marks) 2) According the following network diagram, what will be the routes chosen to route data from node G to A: (3 Marks) 4 A 4 2. B 2 1 E 4 2 4 Path Path selection metrics Hops Maxi. remaining energy Maxi, the minimum available energy 4 3) Describe how does rumor routing works (mention both sides the event report generator and event fetching node)