While having a discussion, Technician A says that the purpose of a differential is to transfer power from the driveline to the wheels. Technician B says that it increases engine torque by providing a final drive gear reduction, usually of about 2.5 to 3.5 to 1. Who is correct?

A. A only
B. B only
C. Both A and B
D. Neither A nor B


Answer: C

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