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: SCULPTURE 
Clue: Giovanni Bernini sculpted "Apollo and" this nymph for Cardinal Borghese in the 1620s

SOLUTION: daphne

PROBLEM: Category: "TWO" 
Clue: It features Jefferson on the front & the signers of the Declaration on the back

SOLUTION: two-dollar bill

PROBLEM: Category: HENCE THE TITLE 
Clue: The title of this Tennyson poem refers to passing over a sandbar into open water, heading fro the unknown

SOLUTION:
crossing the bar