Which of the following is NOT an auditable item suggested in the X$\mathrm{.}816$ model of security audits and alarms?

Group of answer choices

Security$-$related events related to a specific connection, such as connection request$/$confirmation

Events such as access denials, authentication, and attribute changes

Security$-$related events related to the use of security services such as security service requests

Events such as user$-$level audit trail and physical access audit trail