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 consistency, answers should be in all lower cased letters.
PROBLEM: Category: ALL ABOARD AMTRAK 
Clue: The Keystone Route serves NYC, Philly & this capital; Three Mile Island's nearby if you're the nuclear plant gawker type

SOLUTION: harrisburg

PROBLEM: Category: "T" COUNTRIES 
Clue: Slightly larger than Texas, it borders the Black Sea & the Mediterranean Sea

SOLUTION: turkey

PROBLEM: Category: FANDEMONIUM 
Clue: Fans of this high-flying sport involving lots of string may know it's Thailand's most popular

SOLUTION:
kite flying