Which of the Following Best Describes Spear-Phishing

Multiple Choice

Which of the following best describes spear-phishing?

A) The phisher sends a survey to the employees of several organizations to obtain details of the configuration of their computing devices.
B) The phisher sends a voice mail message to a number of people to call a phone number or access a Web site.
C) The phisher sends legitimate-looking text messages through his or her phone to advertise a certain organization.
D) The phisher sends fraudulent emails to a certain organization's employees disguising them as mails from high-level executives from within the organization.