Answer:
We can not do this.
Explanation:
This is a bit over the top, we also can't draw for you. Whether it's for a grade or not all you can do is try your best, that's all that counts. If you do bad it's okay, mistakes lead to improvement. Just try your best!
The introduction of Bach to music had quite an impact. Before Bach, many were ill - tempered and most became well - tempered after Bach. Harmonically speaking, Back's composition were way ahead of time. He introduced unexpected chord changes. He also initiated the keyboard technique that is still used up to date.