Please answer all questions

1.			A combination of three or more tones sounded at the same time is called
			A)	harmony.
			B)	consonance.
			C)	a chord.
			D)	dissonance.
2.			Harmony refers to
			A)	the way chords are constructed and how they follow each other.
			B)	living in peace with other people.
			C)	a pattern of beats per measure.
			D)	a chord built on the first step of the scale.
3.			_________ in music adds support, depth, and richness to a melody.
			A)	rhythm.
			B)	tempo.
			C)	meter.
			D)	harmony.
4.			A combination of tones that is considered unstable and tense is called a
			A)	consonance.
			B)	progression.
			C)	dissonance.
			D)	chord.
5.			A series of chords is called a(n)
			A)	triad.
			B)	progression.
			C)	arpeggio.
			D)	consonance.