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How did radio companies such as NBC*, whose actual broadcasts were free, make money?

User Avtomaton
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2 Answers

4 votes
Yea because they get money from advertising and promotions they do in between their show or music
User Yalitza
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2 votes

Answer:

Broadcasters sold airtime to sponsors who then used it to run advertisements for their goods and services.

Step-by-step explanation:

User Navajyoth CS
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