TASK DEFINITION: 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.
PROBLEM: Category: U.S. BODIES OF WATER 
Clue: Give yourself a hand if you know that this group of New York lakes includes Otisco, Owasco & Cayuga

SOLUTION: the finger lakes

PROBLEM: Category: MILITARY TRAINING BASES 
Clue: Service branch with a San Diego recruit depot & a Yuma air station

SOLUTION: marines

PROBLEM: Category: FOOD 
Clue: NYC restaurateur famous for his namesake: grilled corned beef, Swiss & sauerkraut on rye

SOLUTION:
arnold reuben