Final answer:
The most effective public speaker rehearses both content and delivery for a persuasive and fluent speech that engages the audience with appropriate body language, strong fluency, and well-used media, while also keeping in mind cultural sensitivities. Option c is the correct answer.
Step-by-step explanation:
The most effective public speaker rehearses both content and delivery. Rehearsing the content ensures that the speaker is familiar with the material, while practicing delivery refines gestures, facial expressions, voice modulation, and posture. This combination of preparation helps to maintain fluency, minimize verbal fillers, effectively use visual and audio aids, and present with natural body language that enhances the effectiveness of the speech.
Effective speakers also consider the cultural considerations of their audience to ensure their mannerisms and expressions will be well-received. Moreover, mastering the use of technologies and media can significantly support and amplify the speaker's message.
Rehearsing is not solely a mental exercise but a physical one as well, involving the conditioning of the body and voice, making the speech immediate and impactful.