Choppy or unintelligible audio is typically caused by issues with the microphone, such as poor quality, hardware defects, or misconfiguration. * Why Not A (Webcam): The webcam handles video, not audio. * Why Not B (Digitizer): A digitizer relates to touchscreens, not audio. * Why Not C (Inverter): Inverters manage power for displays, not audio. CompTIA A+ Exam Reference: Core 1 (220-1101), Section 3.6, audio troubleshooting.