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: NONFICTION 
Clue: This minister's "The Purpose-Driven Life" was the top nonfiction bestseller of both 2003 & 2004

SOLUTION: rick warren

PROBLEM: Category: "OID" VEY 
Clue: Because it carries 2 sets of chromosomes, a zygote is this type of cell

SOLUTION: diploid

PROBLEM: Category: THE ALPS 
Clue: "The Day the Rope Broke" is a famous book about an 1865 climbing accident on this peak

SOLUTION:
the matterhorn