Correct Response: A. A spear phishing attack email is personalized or includes personal information about the target. The inclusion of personal information increases the chances that the target will open the email and carry out other actions such as opening infected attachments. B, C, and D are incorrect because, while a spear phishing attack email may be designed to mimic an email coming from a known business or organization (B), attempt to trick a user into sharing sensitive account or financial information (C), or provide a link to a website where the user can enter the data requested (D), these are not what makes a spear phishing attack different from other types of phishing attacks.