Answer:
The shelf is a cube and is 3D. The paper is a 2D rectangle. The ball is a 3D sphere.
Explanation:
The Correct answer is C. None of the other answers that are up there make sense.
C. One Beat because 2 eighth notes equal one quarter note
The number of people can range anywhere between 2-20 people and the performances are usually done in a line formation with interesting patterns of where people are placed.