The early 1930s ..... in dozens of radio dramatic series that were known as soap operas because they were sponsored by soap companies. (*) escorted (*) showed (*) ushered (*) welcomed
This is a companion discussion topic for the original entry at https://english.best/questions/7652,the-early-1930s-___-in-dozens-of-radio-dramatic-series-that-were-known-as-soap-operas-because-they-were-sponsored-by-soap-companies/