Final answer:
Orson Welles supported the audience's familiarity with The War of the Worlds through a realistic radio broadcast causing panic.
Explanation:
Orson Welles supported the familiarity of the audience with the story line of The War of the Worlds through his radio broadcast that depicted alien invasion, causing panic among listeners who believed it to be a real news story. Despite warnings given by producers, many individuals, including those from different education levels, were convinced by the realistic adaptation due to radio's influential communication style during the 1930s.
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