The correct answers are E. Windows Defender and A. File Explorer. Windows Defender is a built-in antivirus program that can detect and remove malicious software from a workstation. File Explorer can be used to locate and delete files associated with the malicious software1

Disk encryption should be used to secure the workstation in case of theft. Disk encryption can help to protect data on the hard drive by encrypting it so that it cannot be accessed without the correct encryption key.

Using disk-wiping software is the most secure method for removing information from past users' hard drives in order to reuse the hard drives. Disk-wiping software can help to ensure that all data on the hard drive is completely erased and cannot be recovered.

A zero-day attack is an attack that exploits a previously unknown vulnerability in a computer application, meaning that the attack occurs on "day zero" of awareness of the vulnerability Configuring AAA Services. Retrieved from https://www.cisco.com/c/en/us/td/docs/routers/crs/software/crs_r4-0/security/configuration/guide/sc40crsbook_chapter1.html

Shredding is the most effective method to securely dispose of data stored on optical discs12