Please answer all questions

1			Along with his symphonies, Haydn's _____________ are considered his most important works.
			A)	operas
			B)	string quartets
			C)	baryton trios
			D)	serenades
2			Haydn's duties while in the service of the Esterházys included
			A)	composing all the music requested by his patron
			B)	conducting the orchestra of about twenty-five players
			C)	coaching the singers for operatic performances
			D)	all of the above
3			Which of the following is not a characteristic of Haydn's music?
			A)	The music is robust and direct, radiating a healthy optimism.
			B)	The minuets often romp and stomp rather than bow and curtsy
			C)	There are few changes in texture and orchestration.
			D)	Many works have a folk flavor, due to the use of actual peasant tunes