Based on your personal experience when using audio/video call/conference, what do you think are the Do's to be followed?. Choose your answers from the given list. 1. Be courteous to other participants. 2. Do multi tasking while on a video/audio call/conference. 3. Eating and do personal grooming while on a video conference. 4. Speak clearly. Audio check should be done before the virtual meeting begins to ensure that everyone can hear you. 8. 9.