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.

Q: Category: FAMOUS PAIRS 
Clue: Now meaning nearly identical, these 2 names were applied to rivals Handel & Bononcini in a 1720s British verse

A: tweedledum & tweedledee
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Q: Category: '50s TV 
Clue: In "Have Gun, Will Travel", Richard Boone played this dapper gun-for-hire based in San Francisco's Hotel Carlton

A: paladin
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Q: Category: EXPLORATION 
Clue: In 1861, 3 years after reaching the shores of Lake Tanganyika, he became the first to ascend Mount Cameroon

A:
sir richard burton
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