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]: Why use nautical mile unit ?
Are spirogyra unicelluar ?
What determines an atoms chemical reactivity ?
When was margaret thatcher president ?
[A]: When was margaret thatcher president ?


[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 ?


[Q]: Can you take effxor and methadone together ?
Relationship your aunt and her child ?
How much does action replay cost in the phiippines ?
The biggest beetle ?
[A]:
Can you take effxor and methadone together ?