Answer:

1. Franz Joseph Haydn (1732-1809) = Franz Joseph Haydn was an Austrian composer of the Classical period. He was instrumental in the development of chamber music such as the string quartet and piano trio. His contributions to musical form have led him to be called "Father of the Symphony" and "Father of the String Quartet"

2. Wolfgang Amadeus Mozart (1756-1791) = Wolfgang Amadeus Mozart, baptised as Johannes Chrysostomus Wolfgangus Theophilus Mozart, was a prolific and influential composer of the Classical period. Despite his short life, his rapid pace of composition resulted in more than 800 works of virtually every genre of his time.

3. Ludwig van Beethoven (1770-1827) = Ludwig van Beethoven was a German composer and pianist. Beethoven remains one of the most admired composers in the history of Western music; his works rank amongst the most performed of the classical music repertoire and span the transition from the Classical period to the Romantic era in classical music

Explanation:

Hindi ko alam kng ano pinupunto mo po pero hope it's help kasi lahat sila composer ng classical period.