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: LET'S DANCE
Clue: Proverbially, "It Takes Two" to perform this Latin dance
[EX A]: tango

[EX Q]: Category: SCIENCE & NATURE
Clue: Developed by astronomer A.E. Douglass, dendrochronology determines age in this way
[EX A]: counting tree rings

[EX Q]: Category: FROM THE PORTUGUESE
Clue: 1494's Treaty of Tordesillas aimed to settle a dispute between Portugal & this nation over New World territories
[EX A]:
spain