1) A graph is shown in Figure M1W8A-8.1, o symbol signifies that the straight line does not touch the point and the symbol signifies that the line touches the point. Choose the correct option. Figure 1: M1W8A-8.1 The graph cannot be a function, because it fails the vertical line test. The graph cannot be a function, because it passes the horizontal line test but fails the vertical line test. The graph can be a function, because it passes the vertical line test. O The graph cannot be a function, because it passes the vertical line test but fails the horizontal line test