<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 42-year-old man is brought to the emergency department by the police after he was involved in a physical altercation at a friends home. Upon physical examination, the patient is disheveled. He is very agitated and actively strikes out at nurses and other hospital staff. A decision is made to place him in restraints. Head, eyes, ears, nose, and throat exam reveals temporal wasting, marked tooth decay, and healing and new ulcers in his mouth and on his lips. His pupils are dilated and minimally reactive to light. His skin shows dramatic diaphoresis as well as excoriations over his arms. Vital signs show pulse of 120min, respirations of 12min, temperature of 39.0C 102.2F, and blood pressure of 150100 mm Hg. Urine drug screen is positive for an amphetamine. Which of the following is a life-threatening complication of the toxicity seen in this patient?? A: Heat stroke, B: Malignant hyperthermia, C: Respiratory depression, D: Seizure, E: Sudden cardiac arrest,  <response>: This is a medical question asking about the life-threatening complication of amphetamine toxicity based on the patients presentation. The key findings in the stem are agitation, dilated pupils, diaphoresis, tachycardia, hypertension, hyperthermia, and a positive urine drug screen for amphetamines. Choice A Heat stroke is incorrect because while the patient has hyperthermia, heat stroke is not a direct complication of amphetamine toxicity. Choice B Malignant hyperthermia is incorrect because malignant hyperthermia is triggered by anesthetic agents, not amphetamine use. Choice C Respiratory depression is incorrect because amphetamines do not cause respiratory depression. The patient has normal respirations.Choice D Seizure is a possible complication of amphetamine toxicity, but not the most life-threatening one in this case. Choice E Sudden cardiac arrest is the most likely life-threatening complication in this patient with tachycardia, hypertension, and amphetamine toxicity. Amphetamines can cause cardiovascular toxicity including myocardial infarction, arrhythmias, and sudden cardiac death.E: Sudden cardiac arrest 