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.

Category: IN OTHER WORDS... 
Clue: An ancient alma mater attempt
the old college try

Category: STUPID ANSWERS 
Clue: It's the hall where the Declaration of Independence was signed
independence hall

Category: MILITARY POWER 
Clue: A period of guard duty; in the Navy one may be 4 or 8 hours long

watch