b) Sinclair Lewis
Sinclair Lewis, an American novelist, became the first American author to win a Nobel Prize in Literature in 1930. Lewis was honored for his vigorous and graphic art of description and his ability to create, with wit and humor, new types of characters. His works, including “Main Street,” “Babbitt,” “Arrowsmith,” and “Elmer Gantry,” provided sharp social criticism of American life in the 1920s and 1930s. Lewis’ Nobel Prize recognition was a significant milestone for American literature, highlighting the global impact and relevance of American cultural and literary expression.