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: MYSTERY NOVELS 
Clue: The first line of dialogue in this 1930 novel is spoken to secretary Effie Perine, "Yes, sweetheart?"
[A]: the maltese falcon


[Q]: Category: AMERICAN CITIES 
Clue: 6 of the top 10 U.S. cities in population are found in these 2 states
[A]: california & texas


[Q]: Category: THE 50 STATES 
Clue: Aside from the Dakotas & Carolinas, # of states with 2 words in their names as commonly used
[A]:
6