Which of the following is a fourth degree polynomial function? Select all that apply. O A. f(x) =4x3- x3+2x-7 O B. f (x) =5-x4 O C. f(x) = 2x*+ x- -5 O D. f(x) = 3x* +2x3-4x+1Which function below has the end behavior f (x) > -co as x -> co and f (x) ->co as x - -co? O A. f (x) =3x5-2x3+5x-1 O B. f (x) = 5x2 - 7x+6 O C. / (x)=-x3-4x2+ x O D. f (x)=-3x*+2x +6x-10The graph of a polynomial function has three turning points. What do you know about the degree and extreme of this polynomial? O A. The polynomial is degree 3 and has three extrema. O B. The polynomial is at least degree 3 and has four extrema. O C. The polynomial is degree 4 and has four extrema O D. The polynomial is at least degree 4 and has three extrema-1 -2 1 2 3 4 5 6 7 8 -1 -2 Use the graph to answer the question. What is the maximum for the graphed function on the interval [-1, 3]? O A. 1.5 O B. 2 O C. 3.5 O D. 4