question: Q:A 34-year-old female with a past medical history of a gastric sleeve operation for morbid obesity presents for pre-surgical clearance prior to a knee arthroplasty. Work-up reveals a hemoglobin of 8.7 g/dL, hematocrit of 26.1%, and MCV of 106 fL. With concern for folate deficiency, she is started on high dose folate supplementation, and her follow-up labs are as follows: hemoglobin of 10.1 g/dL, hematocrit of 28.5%, and MCV of 96 fL. She is at risk for which long-term complication?? 
  {'A': 'Neural tube defects', 'B': 'Macular degeneration', 'C': 'Peripheral neuropathy', 'D': 'Hypothyroidism', 'E': 'Microcytic anemia'},