Since they are using sounds and words to express themselves, it'll be Verbal Communication.
I was buying a speaker on amazon and i just looked at the reviews to determine if it was a good product
Robin the ostler and Ralph have stolen one of Doctor Faustus conjuring books. They intend to use it to conjure demons that will serve them and do whatever pleases them. Robin states that first he will use it to "make all the maidens in our parish dance at my pleasure, stark naked, before me".
Answer:
Maybe death, or losing a loved one? Or something bad happening to you or someone you love?
Explanation: