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: WORLD RELIGION 
Clue: Inti was the sun god prayed to by the ruling family of this South American empire

Answer: incas


Question: Category: INK 
Clue: Company that makes the Eraser Mate, a pen that has erasable ink

Answer: paper mate


Question: Category: GEOLOGY 
Clue: From an Old English word for "clay", it's a valuable soil consisting of clay, sand & silt

Answer:
loam