<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 19-year-old woman comes to the physician because of a 1-month history of mild fatigue and weakness. Physical examination shows no abnormalities. Her hemoglobin concentration is 11 gdL and mean corpuscular volume is 74 μm3. Hemoglobin electrophoresis shows 10 HbA2 normal 3.5. Which of the following is the most likely diagnosis?? A: Beta thalassemia minor, B: Hemoglobin Barts disease, C: Alpha thalassemia minima, D: Hemoglobin H disease, E: Sickle cell trait,  <response>: This is a patient with mild anemia low hemoglobin and microcytosis low MCV. The elevated HbA2 on hemoglobin electrophoresis indicates increased production of the minor adult hemoglobin HbA2, which occurs in beta thalassemia minor. The other answer choices can be ruled out based on the clinical and laboratory findings.A: Beta thalassemia minor 