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 three importin dates in aztec history ?
Sweden 's major jobscareers natural resources ?
What is the value of a 1926 US silver dollar ?
What is the phisical features and terrian of the arches ?
What is the value of a 1926 US silver dollar ?