<span>What used to be known as "multiple personality disorder" is now known as </span>Dissociative identity disorder (DID).
Not 100% sure if this is right but if it is multiple choice and this is an option than it is most likely correct...
Complete question: Guillermo spends some time each day applying the principles of structuralism to examine his own conscious experience as carefully as possible. Guillermo is engaged in ________.
A. client-centered therapy
B. introspection
C. psychoanalysis
D. behaviorism
Answer: (B) Introspection
Explanation: Introspection refers to the evaluation of one's own conscious thoughts or feelings. Introspection requires utmost observation of one's mental state, while it is regarded as examination of one's soul in spiritual context.
However, introspection helps to determine varying forms of mental states, which include sensory, emotional, bodily, cognitive state, and e.t.c.