Which of the following actions best illustrates

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Green Warrior Class 8 Affordable and Clean Energy

Asked by GIANSH GUPTA · BIRLA BRAINIACS

Which of the following actions best illustrates "Energy Efficiency" in a household?

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A Replacing old incandescent bulbs with LED bulbs
B Using a traditional electric heater all night
C Keeping the refrigerator door open
D Leaving appliances on standby mode

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