a. Draw the topology diagram neatly for the following network scenarios. (8) What will happen if a connection fails in each of the following network scenario? Justify and Explain. Five devices arranged in a mesh topology Five devices arranged in a star topology (not counting the hub) Five devices arranged in a bus topology Five devices arranged in a ring topology b. In the bus topology, what will happen if one of the stations is unplugged? Justify and explain (2)