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: SIGNS & SYMBOLS 
Clue: The official insignia of this profession includes a serpent on a staff, a Greek delta & 32 leaves
[A]: dentistry


[Q]: Category: U.S. TRAVEL AND TOURISM 
Clue: Souvenirs sold at this attraction include 1962 World's Fair glassware & mugs boasting "I made it to the top"
[A]: the space needle


[Q]: Category: SHAKESPEAREAN TITLE CHARACTERS 
Clue: He is introduced as "The triple pillar of the world transformed into a strumpet's fool"
[A]:
marc antony