Answer:
There are two types of tonalities (or keys) in tonal music: major and minor. The accidentals--sharps and flats--most used in keys are standard so they are often written as key signatures to avoid cluttering the music score with too many accidental signs.
Explanation:
Answer:
Sigman Freud
Explanation:
The picture is an illustration of Sigman Freud, an Australian neurologist.
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