Question

7.10 unit test: the 1920s - part 1
due: tue jan 6, 2026 4:00pm
22 points possible
attempt 1
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available: jan 6, 2026 8:00am until jan 16, 2026 4:00pm
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there were 500 operating radio stations in the united states by which year?
1916
1920
1923
1930

Explanation:

Radio broadcasting expanded rapidly in the US after the first commercial station launched in 1920. By 1923, the number of operating radio stations reached 500 as the medium grew in popularity.

Answer:

1923