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.
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Question: Category: TIME
Clue: In the Queen's English, the phrase "Time, gentlemen, please!" refers to this

Answer: the pub is about to close

Question: Category: ELEMENT NAMES
Clue: In 1828 a Norse god thundered onto the periodic table in the name of this element, No. 90

Answer: thorium

Question: Category: HORNS
Clue: Mystery surrounds the origin of this 11-letter word for "to cheat" or "to swindle"

Answer:
hornswaggle