+ (a) Select the correct choice below and fill in any answer boxes AY within your choice. (0,2) O A. The value(s) of x at which f has a local maximum is/are X X = (-1,0) (10) (Type an integer. Use a comma to separate answers as needed.) O B. There are no values of x at which f has a local maximum. Use the graph to find: (a) The numbers, if any, at which f has a local maximum. What are these local maxima? (b) The numbers, if any, at which f has a local minimum. What are these local minima