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: WORLD LEADERS 
Clue: After overthrowing Milton Obote in 1971, he had some 300,000 people killed
[A]: idi amin


[Q]: Category: EXPRESSIONS 
Clue: This positive expression used since the 1940s promotes a type of stove
[A]: "now you\'re cooking with gas"


[Q]: Category: ANDREW LLOYD WEBBER 
Clue: One "memory" of this show is that it's based on a book of verse by T.S. Eliot
[A]:
"cats"