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: WOMEN WRITERS 
Clue: Mary Chesnut's take on this U.S. war was part of a Ken Burns TV documentary

SOLUTION: the civil war

PROBLEM: Category: QUICK BIOS 
Clue: Born near Gzhatsk in 1934; promoted to major in 1961 shortly before liftoff, just in case; died 1968

SOLUTION: yuri gagarin

PROBLEM: Category: THE FLU FIGHTERS 
Clue: The DHHS says to help protect yourself from the Flu, you should avoid touching these 3 parts of your face

SOLUTION:
your mouth, nose & eyes