Answer:
A. Doxing
Explanation:
Doxing is a term used to describe the act of individuals who generate or search for private information of people with a malicious intent of using those private information as a form of blackmail. They often request for a sum of money from the owners of such private individuals, thereby threatening the individuals to release the content to the public if they fail to cooperate.
This is the tactic that David used in the collection of private information of individuals.
Explanation:
Euthyphro first defines "piety" as what he was doing at that time, that is prosecuting Euthyphro's father for manslaughter. His definition of piety was inadequate as Socrates states that it is only an instance or example of piety and not the proper definition of piety itself. It is not able to provide a fundamental characteristic that makes pious things pious.