The graph below shows the quadratic function f, and the table below shows the quadratic function g. x -1 0 1 2 3 4 5 g(x) 13 8 5 4 5 8 13 which statement is true? a. the functions f and g have the same axis of symmetry, and the y-intercept of f is greater than the y-intercept of g. b. the functions f and g have the same axis of symmetry, and the y-intercept of f is less than the y-intercept of g. c. the functions f and g have the same axis of symmetry and the same y-intercept. d. the functions f and g have different axes of symmetry and different y-intercepts.