It is B. structure That ´s correct
Answer:
The major scale is played as Tone, tone, semitone, tone, tone, tone, semitone, this is equivalent to WWh, WWWh, so the major scale matches with the second option.
The minor scale is played, using the notation in the options, as:
WhW WhWW, so this scale matches with the first option.
The harmonic minor scale, the seventh is raised one semitone, so the right option is the fourth option.
The ascending melodic minor is the left option, the third one.
