Detailed Instructions: 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: Where are saint bernards not aloud to be ?
What covers the nail bed ?
How do you use the Hafnium as an alement ?
The region of atmosphere that helps radio broa-casters is ?
A:
What covers the nail bed ?