The steel drum is believed to be the only non-electronic, acoustic musical instrument invented in the 20th century.
Answer:
Synthetic Cubism was more symbolic than Analytical Cubism. It did not strive to achieve a heightened view of four-dimensional reality. Rather it strived to achieve a hint at reality but in a distorted way. It was a transformation that contributed immensely to the theories and investigations surrounding Surrealism.
Explanation: Go ogle helps
Gonna need some more information
D: Circuit
A device that uses electricity to perform a task is called a(n) (electrical) circuit.
It most likely means they are singing higher than required