Research conducted by Weinberger and others shows anatomical changes in the brains of schizophrenic ...

Research conducted by Weinberger and others shows anatomical changes in the brains of schizophrenic patients, relative to controls. Which of the following was the major finding of these studies?
 
  A) decreased number of gyri and sulci in control patients
  B) increased number of cells within the corpus callosum in schizophrenic patients
  C) Schizophrenic patients show increased size of the lateral ventricles.
  D) Schizophrenic patients show an increase in cortical volume.
  E) Schizophrenic patients show fewer problems with eye tracking than do controls.