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: ARTISTS 
Clue: At a May 1995 auction, a painting by her sold for $3.2 million, barely topping one by her husband

SOLUTION: frida kahlo

PROBLEM: Category: U.S. HISTORY 
Clue: He was the commanding Union general at Bentonville, site of the last major Confederate offensive

SOLUTION: william tecumseh sherman

PROBLEM: Category: ISLANDS 
Clue: Davis Strait, named for a Northwest Passage seeker, separates these 2 islands that total over 1 million square miles

SOLUTION:
greenland & baffin island