Given the task definition and input, reply with output. 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.

What is haert attack ?
I want to know the courage you have to be Neurologist ?
How do you change the alternator belt on a 2001 toyota sienna ?
The germ theory of disease states that infectious are caused by ?
How do you change the alternator belt on a 2001 toyota sienna ?