Solve the triangle. 
A. A = 127.2°, B = 32.1°, C = 20.7°
B. A = 32.1°, B = 127.2°, C = 20.7°
C. A = 32.1°, B = 20.7°, C = 127.2°
D. A = 127.2°, B = 20.7°, C = 32.1°
Answer: A
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