What Happened to the Pseudopatients in David Rosenhan's "On Being

Multiple Choice

What happened to the pseudopatients in David Rosenhan's "On Being Sane in Insane Places"?

A) Several of them finally had to break out.
B) One of them turned out to be genuinely mentally ill and was never released.
C) They were all released once doctors realized that they were not actually mentally ill.
D) They were all finally released, but the diagnoses were that their "illnesses" were "in remission."