<span>Before Bach the masses were "ill-tempered" and after Bach the masses were "well-tempered", he created a keyboard style that is still used today, and created new chords.</span>
John edwin mayall is often credited
Are you lowering the key or going higher? if you are going lower its a flat if its higher its a double sharp (##)
<span>B. It was a time of cultural and artistic achievement.</span>