Task: Question Answering
Input (English): Question: Hallucinations are clinical manifestations of schizophrenia that: 
 Options:  <1> They occur without external stimulation of the sensory organ involved. <2> They are included within the negative symptoms of the disease. <3> They are characterized by the aggrandizement of oneself in a non-realistic way. <4> They need to take into account the cultural context of the person. <5> They are associated with the Minor Neurological Symptoms (NMS).
Output (English): 1