A system administrator wants to provide for and enforce wireless access accountability during events where external speakers are invited to make presentations to a mixed audience of employees and…

Shared accounts explicitly prevent individual accountability because multiple users share the same credentials, making it impossible to identify which specific person performed a particular action.

Preshared passwords offer no individual accountability, as anyone with the password can connect, and network activity cannot be traced back to a specific individual user.

Least privilege is a security principle about granting only necessary permissions, not an implementation for providing or enforcing wireless access accountability for guest users.

Sponsored guest access allows an authorized employee to create unique, temporary accounts for guests, ensuring individual accountability by linking each user's network activity to a specific guest account and its sponsor. This method provides traceability for actions performed on the wireless network by non-employees, which is crucial for accountability.