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: Is there any requirements to be a race car driver ?
Word that end in t ?
Purpose of Photography ?
What do brown catipillars eat ?

A: What do brown catipillars eat ?
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Q: What are the different relationships of an ecosystem ?
How many songs has Avril Lavign san ?
Business cycle in 1920 and 1930 ?
How did Nelson Mandela played in abolishing apartheid ?

A: What are the different relationships of an ecosystem ?
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Q: Fear of cancer ?
On what continent is india ' ?
Scientific contribution of corpernicus kepler newton ?
How much do saxphones cost ?

A:
How much do saxphones cost ?
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