D)  144 in²
Step-by-step explanation:
The area of the left portion of the parallelogram is ...
 A = bh
 A = (13 in)(9 in) = 117 in²
The area of the triangle on the right is ...
 A = 1/2bh
 A = 1/2(6 in)(9 in) = 27 in²
Then the total shaded area is ...
 117 in² +27 in² = 144 in² . . . . shaded area