If a presenter uses a hostile tone of voice, what effect might this tone have on audience members?

If a presenter uses a hostile tone of voice, This effect won't be good on the audience members. This tone would have a really bad effect on the audience members. A presenter using a hostile (unfriendly) tone of voice will not be liked enough by the audience. So, It is better to use rather a friendly tone of voice.

well, there are online sites that can make it look like a texting screenshot, so u can make it like hamilton texting jefferson through that, and he can start with him being like, i know it's out of the blue, but blah blah blah