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: COINS OF THE WORLD 
Clue: 50 Cent pieces issued in 2003 by this country depict Frodo, Gandalf, Gollum, Sauron & Aragorn
[A]: new zealand


[Q]: Category: GODS & GODDESSES 
Clue: Augustus Caesar encouraged the worship of this god who was considered the avenger of Julius Caesar
[A]: mars


[Q]: Category: TECHNOLOGY 
Clue: In 1933 Marconi set up one of the first microwave radio systems, between Castel Gandolfo & this sovereign state
[A]:
vatican city


