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

Consumer electronics (1955): Which now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Context: The product was first branded the Flash-Matic and controlled televisions wirelessly. Choose the correct device.

Difficulty: Easy

Wireless TV remote control
Pocket transistor radio
Microwave oven for home use
Cordless telephone

Correct Answer: Wireless TV remote control

Explanation:

Given data

Year: 1955; inventor: Eugene Polley at Zenith.
Brand name: Flash-Matic.

ReasoningPolley's Flash-Matic introduced the first wireless remote for televisions, using directional light to actuate photo sensors in the TV set.

Common pitfalls

Confusing with later ultrasonic or infrared remotes, or other 1950s consumer gadgets.

Final AnswerWireless TV remote control.

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