What does the word that contains the stem most likely mean?

The sudden amplification of the music made us all cover our ears to try to soften the sound.

Responses

to make the sound suddenly loud from a lower volume
to make the sound suddenly loud from a lower volume

to stop or prevent someone from changing the volume
to stop or prevent someone from changing the volume

to not be able to hear the music because it is too soft
to not be able to hear the music because it is too soft

to turn down the sound or volume level

to make the sound suddenly loud from a lower volume