<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 61-year-old man with a history of type 1 diabetes mellitus and depression is brought to the emergency department because of increasing confusion and fever over the past 14 hours. Four days ago, he was prescribed metoclopramide by his physician for the treatment of diabetic gastroparesis. His other medications include insulin and paroxetine. His temperature is 39.9C 103.8F, pulse is 118min, and blood pressure is 16595 mm Hg. Physical examination shows profuse diaphoresis and flushed skin. There is generalized muscle rigidity and decreased deep tendon reflexes. His serum creatine kinase is 1250 UL. Which of the following drugs is most likely to also cause this patients current condition?? A: Nortriptyline, B: Desflurane, C: Fluphenazine, D: Methamphetamine, E: Tranylcypromine,  <response>: This is a multiple choice question asking about the drug most likely causing muscle rigidity, increased temperature, sweating, and other symptoms in a patient with diabetes and depression taking metoclopramide and paroxetine. The key clues are the symptoms of muscle rigidity, fever, sweating, increased heart rate and blood pressure, and elevated creatine kinase, which point towards neuroleptic malignant syndrome. Of the choices, fluphenazine is an antipsychotic drug that can cause neuroleptic malignant syndrome. The other choices are antidepressants or anesthetics that are less likely to cause this syndrome.C: Fluphenazine 