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.

[EX Q]: What do the nike symbol mean ?
What is sand 's density ?
Rome to verona by train ?
What did pennsylvania eat and drink ?
[EX A]: What is sand 's density ?

[EX Q]: Role of women today ?
How many ounces are 5 milligrams ?
What type of terrian was it used for ?
How is a spider and a insect different ?
[EX A]: How many ounces are 5 milligrams ?

[EX Q]: How many litres in the olympic swimming pool ?
What is wall perforations ?
What decaide did the tango becaome popular in europ ?
What are examples of things you can weigh with decagram ?
[EX A]:
What are examples of things you can weigh with decagram ?