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.

Category: OSCAR WINNING ROLES 
Clue: Elmer Gantry
burt lancaster

Category: HAY IS 
Clue: ...Animal fodder made from cereal grasses like this one, also the first name of the current treasury secretary
timothy

Category: THEATRE 
Clue: This 1935 Robert Sherwood play takes place at the Black Mesa Bar-B-Q & Gas Station in the Arizona desert

the petrified forest