Patient, 23 years old, during the last 6 months became reserved, avoided contacts with others, secluded, spoke with himself. In conversation with psychiatrist initially concealed his feelings, but then told about the special, unreal voices, which are contained in him ("nest in the brain). Identify disorders of perception? A. Metamorphopsiae. B. Illusions. C. True hallucinations. D. Pseudohallucinations. E. Derealization.