13. Here is the motive: What variation technique is used to develop the motive in measures 17-20
14. What Classical Era accompaniment technique is used in this place.
15. Using the letters "A" and "B," name the form of this piece.

Please comment and not answer if you have any questions or if you want me to put the whole thing as pictures please

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Explanation:

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i believe the answer is: a.  abstract forms were often used to represent human figures.

representing human figures in abstract forms is often used in the geometric period, not hellenistic  period.   during the hellenistic  period,   aesthetic value derived from creating arts which mimic the actual shape of a certain object or individuals.

hope this ! < 3