<prompt> Which statement is not true about hallucinations?It is as vivid as a real perceptionIt occurs in inner subjective spaceIt is independent of will of observerIt occurs in the absence of any perceptual stimulus  <response>: Criteria for hallucination Occur in the absence of any object or stimulus Hallucination are as vivid as a real perception Occur in outer and objective space Not in the control of patient Inner subjective space - pseudo hallucination Mc hallucination - auditory hallucination Tactile hallucination is seen in cocaine intoxication known as cocaine bug or formication or Mangan phenomenon 