Which of these famous literary brand mascots was created FIRST and has been in continuous use for the longest time?

The publishing industry has created some of the most recognizable brand mascots in history to market their literary works and build reader loyalty. These characters often transcend the pages to become cultural icons in their own right. Test your knowledge about the fascinating world where literature meets branding strategy in this challenging trivia question!

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Penguin Books' Penguin (created in 1935)
The New Yorker's Eustace Tilley (created in 1936)
Random House's House logo (created in 1927, but redesigned multiple times)
The Cat in the Hat for Dr. Seuss books (created in 1957)