51.子宮頸抹片檢查顯示重度子宮頸上皮贅瘤(HSIL),下一步處置何者最不適當? (A)陰道鏡檢查+子宮頸切片(colposcopy + cervical biopsy) (B)施打子宮頸癌疫苗 (C)子宮頸錐狀切除(conization) (D)loop electrosurgical excision procedure(LEEP)