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 consistency, answers should be in all lower cased letters.
PROBLEM: Category: WEIGHTS & MEASURES
Clue: To the Ancient Greeks, 4 of these made a palm

SOLUTION: fingers

PROBLEM: Category: THIS "BUD"'S FOR YOU
Clue: It's the practice of pairing swimmers, with each responsible for the other's safety

SOLUTION: the buddy system

PROBLEM: Category: MEET THE BEETLES
Clue: This colorful beetle family was held sacred by the ancient Egyptians

SOLUTION:
scarab