Find the Absolute Maxima and Minima of the Function on the Given

Multiple Choice

Find the absolute maxima and minima of the function on the given domain.
-f(x, y) = 9x + 4y on the trapezoidal region with vertices (0, 0) , (1, 0) , (0, 2) , and (1, 1)

A) Absolute maximum: 13 at (1, 1) ; absolute minimum: 9 at (1, 0)
B) Absolute maximum: 18 at (2, 0) ; absolute minimum: 9 at (1, 0)
C) Absolute maximum: 8 at (0, 2) ; absolute minimum: 0 at (0, 0)
D) Absolute maximum: 13 at (1, 1) ; absolute minimum: 0 at (0, 0)