Ryan Is Conducting a Research to Study the Ill Effects

Ryan is conducting a research to study the ill effects of social media on people.He invites a group of students to a research facility and requests them to submit their laptops and phones.He requests them to terminate all forms of digital communication with their friends and peers.His participants complain that the simulated situation fails to mimic the real-world situation and most of them fail to cooperate with him for his research.Which of the following statements is true about Ryan's research?

A) The research most likely has a high degree of mundane realism.
B) The research fails to use random assignment.
C) The research most likely has a low degree of experimental realism.
D) The research fails to debrief the participants.