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 simplicity, answers should be in all lower cased letters.
PROBLEM: Category: BRIT LIT 
Clue: His 1915 novel "The Rainbow" was declared obscene; so was his 1928 novel

SOLUTION: d.h. lawrence

PROBLEM: Category: "Z" END 
Clue: In the Bible he was married to Ruth

SOLUTION: boaz

PROBLEM: Category: BARTENDING 
Clue: Use the kosher type of this, not iodized, to rim glasses

SOLUTION:
salt