Classical Composers - Mozart and Beethoven

What condition affected Beethoven's life and work as a composer toward the end of his life?

Mozart was a prolific composer. How many compositions did he write during his 35 years?

The Classical style of music is known for its:

In what country was Mozart born?

Beethoven's 5th Symphony is based around afour-note motif. What is a motif? 

In which modern country did Mozart eventuallysettle down?

In which of the following musical forms issinging absolutely essential?

Mozart's final composition could be played at a funeral. What is the name of the work?