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: How do you use mass on a sentence ?
Can tigers eat other tigers ?
What phone does selena gomez gave ?
What is a natural and polotical boundary ?

A: Can tigers eat other tigers ?
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Q: Who is the most famous person in frances ?
Under which Continent Armenia Lies ?
Which country is Johannesburg in ?
What are the differences between melting and issolving ?

A: Which country is Johannesburg in ?
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Q: Who discovered that you can explode a pop bottle with dry ice ?
How many hours by plane from new york to venice italyHow many hours does it take to fly from new york tovenice italyf5te43445 ow many hours does ?
A function of a operating system ?
Are mullet fish herbavores ?

A:
Who discovered that you can explode a pop bottle with dry ice ?
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