<prompt> What does Consultation-liaison C-L psychiatry involve?Medical illness of psychiatric patientsPsychiatric illness in medically illSuicidal tendency in psychiatric patientsSuicidal tendency in medically ill  <response>: Ans. B. Psychiatric illness in medically illConsultation-liaison C-L psychiatry involves the study of psychological aspect of medical care and the detection and Rx of psychiatric disorders in the medically ill patients. 