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Who invented the electric bulb?

AAlexander Graham Bell
BNikola Tesla
CThomas Edison
DJames Watt

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Correct Answer: C: Thomas Edison

Explanation: The correct answer is C: Thomas Edison. Thomas Edison invented the first commercially practical incandescent electric bulb in 1879. He didn't 'invent' the first light bulb (others had early versions), but he created a long-lasting, practical design with a carbon filament.

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