<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 45-year-old woman comes to the emergency department with severe menorrhagia for 3 days. She also reports dizziness. She has hypertension, for which she takes lisinopril. She appears pale. Her temperature is 37.5 C 99.5 F, pulse is 110min, and blood pressure is 10060 mmHg. Pulse oximetry shows an oxygen saturation of 98 on room air. Pelvic examination shows vaginal vault with dark maroon blood and clots but no active source of bleeding. Her hemoglobin concentration is 5.9 gdL. Crystalloid fluids are administered and she is transfused with 4 units of crossmatched packed red blood cells. Two hours later, she has shortness of breath and dull chest pressure. Her temperature is 37.6C 99.7F, pulse is 105min, and blood pressure is 17090 mm Hg. Pulse oximetry on room air shows an oxygen saturation of 92 on room air. Cardiac examination shows an S3 gallop. Diffuse crackles are heard over the lower lung fields on auscultation. An x-ray of the chest shows bilateral hazy opacities. An ECG shows no abnormalities. Which of the following is the most likely explanation of this patients symptoms?? A: Type 1 hypersensitivity reaction, B: Acute pulmonary embolism, C: Acute kidney injury, D: Transfusion-associated circulatory overload, E: Acute myocardial infarction,  <response>: This is a medical question involving a patient who developed shortness of breath and chest pressure after receiving a blood transfusion for severe anemia from menorrhagia. The key findings are:- Severe anemia treated with blood transfusion- Shortly after transfusion, developed SOB, chest pressure, crackles on exam, and pulmonary edema on CXR- Vital signs showed hypertension after transfusion compared to before- No ECG changes to suggest MIThis clinical picture is most consistent with transfusion-associated circulatory overload TACO, an expected complication of blood transfusion. The acute onset of respiratory distress, hypertension, and evidence of pulmonary edema shortly after transfusion points to volume overload from the transfused blood products. The other options can be ruled out based on the clinical context.D: Transfusion-associated circulatory overload 