GMAT
Although early soap operas were first aired on evening radio in the 1920s, they were moved to the daytime hours in the 1930s when the evening schedule became crowded with comedians and variety shows.
Although early soap operas were first aired on evening radio in the 1920s, they had moved to the daytime hours of the 1930s when the evening schedule became crowded with comedians and variety shows.
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