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What is the main idea of "The King of Children's Books"? (a) Dr. Seuss lived in a tower. (b) Dr. Seuss had a hard time getting his first book printed, but then he became a famous children's book writer. (c) Dr. Seuss wrote "The Cat in the Hat".
b) Dr. Seuss had a hard time getting his first book printed, but then he became a famous children's book writer.