CompTIA A+ 220-902 Question D-60

A user receives the following email message:
From: IT Department,
To: Peter User,
Subject: Email quota exceeded. Your mailbox has reached the maximum size. Your account will be suspended unless you provide the IT department the following required information:

This an example of which of the following?

A. Phishing
B. Worm
C. Spyware
D. Malware

Correct Answer: A