What is the term used to describe a type of social engineering attack aimed at a specific person or specific type of person?

What is the term used to describe a type of social engineering attack aimed at a specific person or specific type of person?
A. Phishing
B. Whaling
C. Tailgating
D. Spear Phishing

Correct Answer: A
Explanation/Reference: Explanation:

Reference: https://www.imperva.com/learn/application-security/social-engineering-attack/#:~:text=Phishing,curiosity%20or%20fear%20in%20victims