20. What famous innovator was experimenting with image and sound before the turn of the century? A. Thomas Jefferson

B. Thomas Edison

C. Benjamin Franklin

D. Walt Disney

The answer is B. Thomas Edison.

Explanation:

He synced sound over a video of a man playing a violin with two others dancing, called the "Dickson Experimental Sound Film."

A 2D Animation textbook states, "Thomas Edison created so many innovative technologies that it comes as no surprise that he was experimenting with image and sound before the turn of the century."

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