You’ve just received an email message explaining that a new and serious malicious code threat is ravaging across the internet. The message contains detailed information about the threat, its source code, and the damage it can inflict. The message states that you can easily detect whether or not you have already been a Victim of this threat by the presence of three files in the folder. As a countermeasure, the message suggests that you delete these three files from your system. In response to this message, which action should you take first?
a. Reboot the system
b. Distribute the message to everyone in your address book
c. Delete the indicated files if present
d. Verify the information on well-known malicious code threat management websites
e. Perform a complete system backup