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: AUTHORS 
Clue: This "Oz" author was urged to write his stories by his mother-in-law, noted suffragette Matilda Gage

SOLUTION: baum

PROBLEM: Category: TRANSPORTATION 
Clue: An aircraft that can take off & touch down on water or land is called this, like a class of animals

SOLUTION: amphibious

PROBLEM: Category: A McCATEGORY 
Clue: This legendary lefty might say "Are you blind?!  I won Wimbledon in '84 & you don't know who I am?!"

SOLUTION:
mcenroe