To Compensate for the Correlational Problem of Metabolite Studies,Paul Should

Multiple Choice

To compensate for the correlational problem of metabolite studies,Paul should consider running a study where he

A) measures metabolites over time using a CT scanner.
B) administers drugs that increase or decrease the brain levels of neurotransmitters.
C) examines whether individuals with depression also have low levels of serotonin.
D) examines whether individuals with schizophrenia also have low levels of dopamine.