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: 10-LETTER NAMES 
Clue: Roman myths called Hades' wife Proserpina, while the Greeks knew her by this name
persephone

Category: THE BIG APPLE 
Clue: On the NYC subway this train will also take you to Harlem, but then it splits off & heads for Yankee Stadium
the b train

Category: IT'S TOO LATE 
Clue: Archaeologist Ian Gilligan claims these guys died out because they learned to sew too late to survive the Ice Age

the neanderthal