Sally is taking her psychology final exam. She is concerned that the students sitting around her can cheat by hearing her thoughts. Everything I think is available for everyone to hear, she explains. Cally is most likely describing:

The answer is thought broadcasting.

Explanation:

Thought broadcasting is a common symptom of schizophrenia. It is characterised by the belief that other people can read the patient's thoughts.

Some manifestations are mild and allow the person to doubt about the reality of their condition. However, more acute degrees might result in the person becoming paranoid and isolated.