The texture would be heterophony, if the musicians have used
the same melody in unison. This type of texture has a line of which it only has
a single melody with its simultaneous variations. This type of texture could be
incorporated with two or more performers.
Mary Cassatt did study with <span> Edgar Degas.
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You forgot the rest of the question...
Freeform shapes can be closed or open, and have no defined name or qualities. Geometric shapes are close shapes, with a specific name and distinct qualities.
You did not add the art so I can’t answer that
