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 consistency, answers should be in all lower cased letters.
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Question: Category: WHADDYA DRINKIN'? 
Clue: A Greyhound is vodka & this tart juice

Answer: grapefruit juice


Question: Category: STATE MOTTOES 
Clue: Arizaona's motto, ditat deus, means he "enriches"

Answer: god


Question: Category: AGRICULTURE 
Clue: Iowa is the USA's leading producer of this "pop"ular crop

Answer:
corn