Which of the following is an energy-efficient habit?

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A Leaving fans on when leaving a room.
B Using incandescent bulbs instead of LEDs.
C Using public transport instead of personal vehicles.
D Using high-energy appliances during peak hours.

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Answer: C. Using public transport instead of personal vehicles.

Answer: c) Using public transport instead of personal vehicles.
Explanation: Energy efficiency means using less energy to provide the same service. Public transport reduces the overall energy consumption per person compared to individual cars.

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Which of the following is an energy-efficient habit?

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