Someone pls help if your good at math I’ll mark brainliest

Answer:
B
Step-by-step explanation:
9^2 + 12^2 = 225
15^2 = 225
Since we know we are looking for a right triangle, we know the answer cannot be A or D. Although C also has the correct numbers, you could not draw the right angle anywhere in the triangle. It must be between the two smaller sides.