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 consistency, answers should be in all lower cased letters.
question:
Category: SALAD DRESSING 
Clue: This national-named dressing often made with ketchup is found in deli sandwiches
answer:
russian dressing


question:
Category: TO SERVE 
Clue: You can serve your leftovers directly from this brand of tight-sealing food containers introduced in 1945
answer:
tupperware


question:
Category: ASSOCIATES 
Clue: An associate of equal rank; you may be a "jolly good" one
answer:

fellow