12. 下列何者非屬於發育性囊腫(Developmental cyst)?(A)鼻唇囊腫 (Nasolabial cyst)(B)齒根尖囊腫 (Radicular cyst)(C)淋巴上皮囊腫 (Lymphoepithelial cyst)(D)下顎中央性囊腫 (Median mandibular cyst)