History of television

¨Television technology was actually first developed in the 19th century, before commercial radio was conceived of, when, in 1897, Ferdinand Braun invented the cathode ray tube. The first time the cathode ray tube was used to produce images was in 1907.¨

Explanation:

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innocence can be defined as the lack of sin, relating it with the lack of guilt, also it can be a synonime of naivety. most people agree that sins are made out of experiences, intentionally or not, as well as you stop being naive once certain things happen to you throughout your life. so, with this explained, the chosen answers are:

when the boy saw the effects of war, he no longer viewed life as innocent.

the loss of innocence is a result of gaining experience and making mistakes.

one way to define innocence is as a lack of worldly experience or sophistication.

walter refusing lindner's offer.