Answer:
True -- dopamine, glutamate and serotonin.
Step-by-step explanation:
Schizophrenia is a very complex disorder that causes dysfunctions in many circuits and also neurotransmitter systems.
The exact cause of this condition still remains unknown. Some of the researches suggest that a combination of genetics, along with physical, psychological and environmental factors, makes a person more prone to develop this condition. Some people might develop this condition as a result from stressful life event that may be the trigger and cause a psychotic behavior. Some people develop symptoms while others don't.
There are numerous biochemical changes in schizophrenia when it comes to neurotransmitter dysfunction in many spheres and dopamine, glutamate and serotonin are some of the leaders.