Final answer:
The correct answer is b) Display system sessions information. The command 'diagnose sys sessions stat' is used to provide statistics and details about active system sessions on a network device.
Step-by-step explanation:
The correct answer is b) Display system sessions information.
The command 'diagnose sys sessions stat' is used in networking to display information about system sessions. It provides statistics and other relevant data about the sessions that are currently active on a network device.
For example, by using the command 'diagnose sys sessions stat' on a firewall, a network administrator can see important details about the system sessions, such as the session ID, duration, source and destination IP addresses, and more.