Answer:
B)99 square meters.
Step-by-step explanation:
First, divide the figure into rectangles:
This gives three rectangles with the following dimensions:
• 12 m by 4 m
,
• 3m by 5 m
,
• 12 m by 3m
Next, calculate the areas of each of the rectangles and add the up:

The area of the figure is 99 square meters.