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: Pathology
Leutic glossitis can occur in connection with: 
Select and explain. 
A. Vitamin B deficiency, B. Vitamin C deficiency, C. Iron deficiency, D. Syphilis
D: Syphilis
Answer: D: Syphilis 
Explanation: None