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.
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Question: Where did buck us dollar slang come from ?
Black and white pudding irish ?
Where did Louis Pasteur do his work ?
What is the tallest waterfalls in world ?

Answer: Where did Louis Pasteur do his work ?

Question: Percent of teens who drive sibilings ?
What language is used in Zambia ?
The name of daddy yankee pets ?
What are two raw materrials of cement ?

Answer: What language is used in Zambia ?

Question: A flowers female reprodutive parts are called ?
Are vanessa and zac getting married in 2010 ?
How many battles did Richard the lion heart 1 win ?
1888 silver dollar with an O above the do in dollar ?

Answer:
Are vanessa and zac getting married in 2010 ?