Used Participant Observation to Study Psychiatric Diagnosis in the Context

Multiple Choice

used participant observation to study psychiatric diagnosis in the context of a psychiatric hospital by having "pseudopatients" seek admission was to

A) establish a comparison by manipulating an independent variable to determine its effect on behavior.
B) investigate the limits of an organism's response by varying systematically the qualities of a stimulus event.
C) precipitate or cause an event that occurs infrequently in nature.
D) gain access to a situation or event that is generally not open to scientific investigation.