Which figure from the 1920s created works with themes about war, migration, and challenges in american life? a) ernest hemingway b) warren harding c) babe ruth d) henry ford (not b)

Answer is Ernest Hemingway. 

Warren Harding was president during the 1920s, Babe Ruth was a baseball player, and Henry Ford was an industrialist who produced cars. 

Ernest Hemingway wrote such books as "For Whom the Bell Tolls", "The Old Man and the Sea", and "The Sun Also Rises".

His works focuses on challenges in American life, the futility of war, and the general sense of disillusionment that many felt following the first World War. 

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