Answer:
C. 336 cm^2
Step-by-step explanation:
So you are basically just finding the area of each shape and adding them together.
Rectangle on the left: 6 x 12 = 72cm
Triangles: 6 x 8 = 48cm
Middle Rectangle: 8 x 12 = 96cm
Right Rectangle: 10 x 12 = 120 cm
72cm + 48cm + 96cm + 120cm = 336cm^2
