Sara Loves Listening to Music on Her Individual Audio Device

Sara loves listening to music on her individual audio device, but she has heard that permanent hearing loss can result if she listens to her music at risky sound levels. Based on research indicating that __________, Sara minimizes the chance of this happening by listening to her music with background-noise-cancelling ear buds.

A) people are more likely to raise the volume to risky levels in noisy surroundings
B) people who block background noise are not exposed to risky noise levels
C) background noise is the main reason of hearing loss
D) ear buds minimize the effects of risky sound levels by reducing the volume of music