In SI units the power of sound is represented in A. Kgs B. Joules C. Newtons D. Watts

The correct answer is D. Watts.

The SI unit of power is the watt (W), which is defined as one joule (J) of energy per second (s). Power is the rate at which work is done, or energy is transferred. In the case of sound,

The other options are incorrect. Kilogram (kg) is the SI unit of mass. Joule (J) is the SI unit of energy. Newton (N) is the SI unit of force.