I need some help with this question

The graph of a function f is given. Use the graph to nd each of the following. a. The numbers, if any, at which f has a relative maximum. What are these relative maxima? b. The numbers, if any, at which fhas a relative minimum. What are these relative minima'? a. Find the numbers, if any, at which f has a relative maximum, and find the relative maxima(maximum). Select the correct choice below and, if necessary, ll in the answer boxes to complete your choice. A- The function f has (a) relative maximalmaximum) at and the relative maxima(maximum) are(is) (Use a comma to separate answers as needed.) C) B. The function f has no relative maxima