this device is called the Oscilloscope.
Answer:
Hello there. Im Jas. Female.
Answer:Serving as the recognized artistic component to and having roots in the Civil Rights Movement, the Black Arts Movement aims to grant a political voice to black artists (including poets, dramatists, writers, musicians, etc.).
Explanation:Although the creative works of the movement were often profound and innovative, they also often alienated both black and white mainstream culture with their raw shock value which often embraced violence
Answer: Classical art techniques. I hope this helped you out, I am not to sure. sorry if it is wrong.