Why you can hear the phone ring from the next room and why you hear it less loudness? This is a genuine question please answer me

People with mild tinnitus may only notice the ringing or buzzing in their ears when in very quiet surroundings like when trying to sleep or reading a book. High-pitched tinnitus – Most people experience tinnitus as a high-pitched hissing, whistling, or buzzing in their ears.

Loud sounds can damage the hair cells in your cochlea of your inner ear. This causes some degree of hearing loss and your brain tries to compensate by turning up the gain control so the signals from remaining healthy hair cells are amplified. This also amplifies random noise in the signal, which we hear as a ringing.

Explanation:

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i believe the answer is c

the answer is b.) hydrogen bonds between bases.