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: Body parts of a frog are ?
What happends during the second stage of cell cycle ?
What are the elements of science fiction writing ?
How much on a ton of coal could power mp3 player for how many years ?
A:
What are the elements of science fiction writing ?