Context: Wind instruments became more refined in the Classical era. While double reeded instruments like the oboe and bassoon became somewhat standardized in the Baroque, the clarinet family of single reeds was not widely used until Mozart expanded its role in orchestral, chamber, and concerto settings.

Question: What type of instrument became more refined during the classical era?
Answer: Wind

Question: What is the single reed family called?
Answer: the clarinet family

Question: What type of instrument was somewhat standardized int eh Baroque era?
Answer: double reeded

Question: Who expanded the single reeds role?
Answer: Mozart