Which publisher first introduced the modern mass-market paperback format in 1935, making books more affordable and portable with their distinctive colorful covers?

The world of publishing has seen numerous innovations in book packaging and design that revolutionized how we interact with literature. From dust jackets to paperback revolution, packaging choices have influenced reading habits and book marketing for centuries. Test your knowledge about a pivotal moment in book packaging history that changed the literary marketplace forever.

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Penguin Books (founded by Allen Lane)
Pocket Books (founded by Robert de Graff)
Bantam Books (founded by Walter Pitkin)
Faber and Faber (founded by Geoffrey Faber)