TASK DEFINITION: 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.
PROBLEM: Category: THAT'S NOT HOW THAT BOOK ENDS! 
Clue: ...All perfume no & his heart was going like mad & no I said no I won't no then I kicked him no

SOLUTION: ulysses

PROBLEM: Category: LITERATURE 
Clue: George Du Maurier introduced this evil hypnotist in his 1894 novel "Trilby"

SOLUTION: svengali

PROBLEM: Category: A SNAKE IN THE CATEGORY 
Clue: It's the defining term for the deep crevices between a copperhead's eyes & nostrils

SOLUTION:
the pit