If You Receive an Email Message from a Sender That

Multiple Choice

If you receive an email message from a sender that you don't recognize and the message contains an attached file, you should ____.

A) contact the local police so they can run a trace on the email
B) only open the file in the evenings, when malicious code is less virulent
C) immediately delete the email and reboot the computer
D) avoid opening the file until you are sure that it doesn't contain a virus