Kerrick, when told about his grandfather's sudden death, began to laugh aloud. the symptom of schizophrenia that kerrick demonstrated is

The symptom of schizophrenia that Kerrick demonstrate is laughing at something that is sad. People that have schizophrenia do not react properly at strongly emotional moments. Before Kerrick could be diagnosed whith this neurological pathology, other symptoms should be looked on him like: disorganized thoughts, delusions, troubles to concentrate, strange reactions, among others.