The correct answer is D

Explanation

Choice (D) is correct. Adding shaded rectangles as in the figure above, the given polygon is seen to be a 12-by-9 rectangle with a 2-by-3 and a 2-by-2 rectangle removed. Therefore, the area of the polygon is (12 * 9) -(2 * 3) -(2 * 2), which is equal to 98.