I think it is c but i am not sure
Answer:
it is called a mute
Explanation:
you dont put a trumpet into a trumpet to change the noise or a mop or a clarinet, so you would put a mute in, it kind of looks like a cup
Explanation:
it basically means u had the smartest answer so yeaaaa.
One easy way to draw an illusion is to draw zigg-zaggs on paper. Then look you at the paper in different areas and it will look like the zigg-zaggs are moving.