Harmony in music is characterized by .
the horizontal relationship of pitches
only unpleasant sounds
the vertical relationship of pitches
only pleasant sounds

the vertical relationship of pitches.

Explanation:

Harmony can be defined as the use of simultaneous pitches ( two or more tones and notes) or chords played at the same time together.

Harmony in music is characterized by the vertical relationship of pitches. The three most popular and essential forms of harmony are;

1. Diatonic harmony.

2. Non-diatonic harmony.

3. Atonal harmony.

Question:

1) The horizontal relationship of pitches

2) Only unpleasant sounds

3) The vertical relationship of pitches

4) Only pleasant sounds

The correct option is;

3) The vertical relationship  of pitches

Explanation:

Harmony, in music is the process whereby individual or sound  superposition is evaluated by hearing, that is sounds consisting of frequencies, pitches etc. that occur simultaneously.

Therefore, harmony with regards to musicals considered as vertical because the tones and notes are simultaneously played for which therefore, they are written as vertical music notation.

Therefore, harmony in music is characterized by the vertical relationship of pitches.

answer:

a

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