Aristotle discussed which three important vocal variations? a. volume, pauses, and inflection b. rate, pitch, and volume c. pitch, volume, and inflection d. pronunciation, articulation, style e. inflection, pauses, and rate

Aristotle discussed the following  three important vocal variations: ​rate, pitch, and volume. Correct B. Aristotle stated this in his text on rhetoric.
Rate, pitch and volume are vocal performance of verbal communication. According to the ancient Greek rhetorician Aristotle, audiences listen to and trust speakers if they exhibit competence.