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 consistency, answers should be in all lower cased letters.

Category: INSECTOID RHYME TIME 
Clue: A London apartment for a small biting fly
a gnat flat

Category: THE WHITE HOUSE 
Clue: Among those who filled this post were Latisha Tyler Semple, Harriet Lane & Dolley Madison
first lady

Category: A SPOT OF "T" 
Clue: Middle Caicos is the largest island in this British dependency in the West Indies

the turks and caicos