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.
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Question: Category: "HO" 
Clue: In this process the fat molecules in milk are broken up into very fine particles

Answer: homogenization


Question: Category: BACK IN '65 
Clue: On April 3, 1865 Union general Godfrey Weitzel accepted the surrender of this city

Answer: richmond


Question: Category: BY THE BOOKS 
Clue: Her "House of Earth" trilogy includes "A House Divided" & "The Good Earth"

Answer:
pearl s. buck