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.

[EX Q]: Category: YOU GET AN "F" 
Clue: These seedless, nonflowering plants reproduce by spores on the undersides of their fronds
[EX A]: ferns

[EX Q]: Category: THE HECUBA, YOU SAY 
Clue: Hecuba lays a guilt trip on this eldest son for going into his final combat
[EX A]: hector

[EX Q]: Category: ADVENTURES IN THE AIR 
Clue: August 1983 saw the first night launch of this reusable U.S. orbital vehicle
[EX A]:
the space shuttle