Below is a graph of a polynomial function f with real coefficients. Use the graph to answer the following questions about f. All local extremes of f are shown in the graph

-2 IN -2- (a) The function f is decreasing over which intervals? Choose all that apply. (-00, -2) (-2, 0) (0, 3) (5, 7) (3, 7) (7, 0 ) (b) The function f has local maxima at which x-values? If there is more than one value, separate them with commas. 0 (c) What is the sign of the leading coefficient of f? Select One (d) Which of the following is a possibility for the degree of f? Choose all that apply. 0 4 0 5 1 6 1 8