Carlos has prepared the above oral presentation to give to his Music Appreciation class. During the speech, it will be particularly important for him to engage his audience by A focusing on his pages of notes. B. Looking at one audience. C. Speaking very loudly throughout. D. Varying the volume of his voice.

Carlos has prepared the above oral presentation to give to his Music Appreciation class. During the speech, it will be particularly important for him to engage his audience by

d. varying the volume of his voice

Explanation:

this will allow the listeners to understand his different emotions during the oral presentation

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