Final answer:
The top priority when hosting a virtual session is to minimize background noise, have a serene background, and conduct the session in a private setting.
Step-by-step explanation:
The top priority when hosting a virtual session is to minimize background noise. This can be achieved by turning off distractions such as the TV and cellphone, and closing nearby windows. Having a serene background is also important to ensure that you are the focal point of the conversation. Additionally, conducting the session in a private setting is crucial to maintain privacy and prevent interruptions.