Final answer:
Members must check their equipment before clicking "Join" to enter the appointment.
Step-by-step explanation:
The correct answer is a) No, equipment check must be done before clicking "Join." Once a member clicks "Join" to enter the appointment, they are directly connected to the virtual meeting or classroom and cannot check their equipment at that point. It is important for members to check their equipment and ensure everything is working properly before joining the appointment to avoid any technical issues.