TASK DEFINITION: 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.
PROBLEM: Category: TROPICANA 
Clue: This tropical island has roads linking Port Antonio, Montego Bay & Kingston

SOLUTION: jamaica

PROBLEM: Category: FROM B TO C 
Clue: A group of nations acting together, like the old Soviet one

SOLUTION: bloc

PROBLEM: Category: YOU AUTO KNOW 
Clue: Like a comedian, a car owner may need to "adjust" this, perhaps by advancing the spark

SOLUTION:
timing