Answer:
Examples of idiophones include the triangle, wood block, maracas, bell, and gong.
Explanation:
The purpose and the intended location of the artworks!
Answer: VOLUNTARY RESPONSE
Explanation: Voluntary response is a deliberate response or feedback given by an organism to an external stimuli or external factor. It sometimes require a complex coordination of impulses which can excite or inhibit a response from an organism with feedback from visual, motor, and other systems. The response by the Fans of the Rock singers is a VOLUNTARY RESPONSE, to the Stimulus of facilitated by the Lead singer.