The hum from Courtney's computer bothers her roommate, who is a light sleeper. Because Courtney would like to stay up late to work without bothering her roommate, she might consider reducing the sound by
A. buying new thick rugs, curtains, and bedspreads to absorb some of the noise.
B. removing all fabrics from her dorm room, such as rugs and curtains.
C. surrounding the back and sides of the computer with shiny metal panels.
D. moving all objects, like lamps and chairs, that are between her computer and her roommate's bed.
Answer: A
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