This question has options. Answer the question about text:

The TV is always on and the staff can usually be found playing cards at a small table in the room . Typical scenes were captured by the security cameras on April the 28th and 29th . The hospital staff is seen playing cards , laughing and talking . A TV is going in the background .

Why would the narrator be surveying the CCTV from this ?

[A]. None of the above choices .
[B]. They are looking into an incident with a patient .
[C]. They are looking into an incident with a dentist .
[D]. They are looking into an incident with a prisoner .
[B].