4) Figure 5-35 is a map downtown Royalton, showing the Royalton River running through the downto- wn area and the three islands (A, B and C) connected to each other and both banks by eight bridges. The Downtown Athletic Club wants to design the route for a marathon through the downtown area. Draw a graph that models the layout of Royalton. FIGURE 5-35 North Royalton Royalton River B South Royalton