instruction:
You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
question:
Category: FORWARDS & BACK WORDS 
Clue: Shrek & "therefore" (follows "cogito")
answer:
ogre & ergo


question:
Category: MAGAZINES & NEWSPAPERS 
Clue: The USA’s 2 top-selling magazines are Reader’s Digest & TV Guide; this “Better” magazine comes in third
answer:
better homes and gardens


question:
Category: TRAVEL & TOURISM 
Clue: The only U.S. national park named for a president, its area includes the Badlands of North Dakota
answer:

theodore roosevelt national park