A 44 year old male presents to the OPD with a swelling on the palate. On intraoral examination, marked swelling is seen in the region of palatine papilla, situated mesial to the roots of 11 & 21. These teeth respond normally to vitality test. IOPA is given below. What is the most probable diagnosis?
Globulomaxillary cyst Radicular cyst Cyst of palatine papilla Nasopalatine cyst