You are given a list of queries separated by new line. Your job is to answer with the query that is the most well-formed or well-structured query in terms of grammar, punctuations, or spelling errors.

Q: What was the main teaching of pure land buddhism ?
Why use models in science ?
How many floors are in frosty grotto on red rescue team ?
Can you give a sentence using the word unsullied ?

A: What was the main teaching of pure land buddhism ?
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Q: Is christina milian afro-cuban ?
Attorneys Market Analysis on radio advertizements ?
How come the name is comerica park ?
What is the binomial nomanclature of a elephant ?

A: Is christina milian afro-cuban ?
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Q: What is the name of the world 's largest canyon and where is located ?
How much money is a standard violin ?
How many calories in 1 bubble gum ?
Can a cat and a dog breed ?

A:
Can a cat and a dog breed ?
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