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: TIME FOR A "CON"TEST 
Clue: Though it possibly dates from the 16th century, the origin of this word for a punny riddle is a mystery in itself
conundrum

Category: SHAKESPEARE IN LOVE 
Clue: Jessica states that "love is blind" as she elopes (with dad Shylock's ducats) in this comedy
the merchant of venice

Category: AROUND THE HOUSE 
Clue: They're polarized for your safety with one prong wider than the other so they can be inserted one way only

plug