A technician is alerted to a virus on a PC. The technician isolates the PC from the network. After verifying there are no other infected PCs on the network, which of the following is the SAFEST method for the technician to use to clean the infected PC?
- Download and apply the security patch that addresses the vulnerability that was exploited
- Use System Restore to bring the PC back to a previous restore point
- Reimage the computer and update it with all the latest patches
- Download another antivirus software that will quarantine the virus