Which Statements About the Etiology of Bipolar Disorder Do Most

Which statements about the etiology of bipolar disorder do most psychoanalytical theories subscribe to? Select all that apply.

A) Norepinephrine levels may be increased in mania.
B) Manic episodes are a defense against underlying depression.
C) Acetylcholine seems to be implicated in mania.
D) The id takes over the ego and acts as an undisciplined hedonistic being (child) .