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: THE GARFIELD ERA 
Clue: This institute in Alabama opened July 4, 1881 as a school to train black teachers
tuskegee institute

Category: THE TITANIC 
Clue: Gates prevented 700 of these passengers from getting up to the main deck, though they didn't stop Leo in the movie
third class

Category: HMM... PRONOUN TROUBLE 
Clue: A sovereign may use the "royal" this pronoun in formal speech; are you not amused?

we