(Choose 1 answer)
(See picture)
A. None of the other choices is correct
B. Relative maximum at (-18, -32). No relative minimum
C. Relative maximum at (-9. 49). No relative minimum
D. Relative minimum at (-18, -32). No relative maximum
E. Relative minimum at (-9, 49). No relative maximum
Find the relative extrema, if they exist, of the function f(x) = -x²18x32
