6
The band room at school has soundproof walls. These walls prevent sound from disturbing other students who are outside the band
room in other classrooms. What happens to the sound in the band room when the students are practicing their music?
O A.
The sound is reflected back to the instruments
OB.
The sound is transmitted through the ceiling out of the roof.
OC.
The sound is diffused through the air vents to the outside.
D.
The sound is absorbed into the material on the walls.