Sketch the graph of the function. Identify any local extrema and points of inflection. f(x)= x-4 x+3 + What are the coordinates of the relative maxima? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. (Simplify your answer. Type an ordered pair. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed OB. There is no maximum.