Solve this multiple-choice question and choose the correct option.

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Sound recording technology: Who invented the phonograph, the first device to record and reproduce sound? Focus on the inventor associated with the 1877 breakthrough. Choose the correct name.

Difficulty: Easy

Thomas A. Edison
Alexander Graham Bell
Emile Berliner
Guglielmo Marconi

Correct Answer: Thomas A. Edison

Explanation:

Given data

Select the inventor of the phonograph (1877).

Concept / ApproachThomas A. Edison introduced the phonograph in 1877, enabling recording and playback of sound.

Why others are incorrectBell improved phonographs later; Berliner invented the gramophone (flat disc records); Marconi pioneered radio.

Final AnswerThomas A. Edison.

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