Final answer:
Catfishing (option D) is the act of pretending to be someone else online to deceive another person.
Step-by-step explanation:
The correct answer to this question is D. catfishing. Catfishing refers to the act of pretending to be someone else online in order to deceive or manipulate another person. It can involve creating a fake profile or using someone else's identity to establish a relationship or engage in conversation with a specific individual. Catfishing is considered a form of online deception and can have serious consequences.