The distinctive quality of a voice that distinguishes it from another is thethe distinctive quality of a voice that distinguishes it from another is

The answer is: Timbre/Tone

Explanation:

This is in fact the feature which allows to distinguish a voice from another.

As you may know, the timbre or tone characterizes a sound, makes it different form another one, it applies either in musical sound, instrument or voice, that is, different from its pitch and also intensity. From this, its manner of production can be easily infered.

it’s important not to respond to the bully because doing so generally just escalates the problem.

tell a trusted adult about what is happening and save the evidence. you should also let your internet or cell phone provider know, along with the operator of the site if it is happening online.

if the bullying continues, notify the local police and consider consulting an attorney if it becomes serious.

school authorities may also become involved if it involves students on campus.