Points: 0 of 1 points Save Use the graph of the function f given below to answer the questions. x D List the values of x at which f has a local maximum. Select the correct choice below and fill in any answer boxes within your choice. A. x=-9,3 (Type an integer. Use a comma to separate answers as needed.) OB. There are no local maxima. What are these local maxima, if they exist? Select the correct choice below and in any answer boxes within your choice. OA. The local maxima are (Type an integer. Use a comma to separate answers as needed.) OB. There are no local maxima A