Answer:
False
Explanation:
The <u>piano</u> is an instrument where hammers strike the strings to produce sound. The <u>harpsichord</u> makes sounds by a system of levers plucking their strings.
The two Donatello's characteristic formal contributions are encountered in the work for Baptistery of Siena. He demonstated it through organizing the relief by a rigorous application of the rules of perspective. Even though it was created at a shallow deptht, this technique makes each figure of a scene emerge clearly and very logically. This technique is determined as a flattened relief.