This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Questionable tooth is removed before radiotherapy to avoid all except: 
Select and explain. 
A. Radiation pulpitis, B. Radiation caries, C. Osteoradionecrosis, D. None
D: None
Answer: D: None 
Explanation: -Tooth in the line of fire :  (Radiotherapy)
-Radiation Beam
-Tooth Remove Prophylactically    (i) to avoid Radiation Pulpitis
                                                                 (ii) Radiation caries
                                                                 (iii) Osteoradionecrosis