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: TO PROTECT 
Clue: This "service" is best known for protecting the president, but also investigates forgery
[A]: the secret service


[Q]: Category: THE BUSINESS WORLD 
Clue: Because many of these have happened to GE stock, 1 share bought in 1892 would be 1,536 today
[A]: stock splits


[Q]: Category: CINEMA 
Clue: Vangelis' theme from this 1981 British film took a record 21 weeks on the charts to reach No. 1
[A]:
"chariots of fire"