An orchestra is defined as a large instrumental ensemble typical of classical music. An orchestra features bass, brass, strings, woodwinds, and percussions. In the list given above, the section that is not one of the four groups in the orchestral palette is the voices. The answer would be "voices".
I think the answer is musical style
Answer: yeah definitely
Explanation: could be based on self idealization or even culture tbh and social norms as well:))