Correct option is C
The correct answer is (c) Unit
The commercial unit of electric energy is the unit, which is equivalent to 1 kilowatt-hour (kWh).
1 Unit (kWh) represents the energy consumed by a device of 1 kilowatt power operating for 1 hour.
Additional Information:
- Watt: A unit of power, not energy.
- Watt/hour: Incorrect, as it does not define energy in standard terms.
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