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: Dental
In case of the maxillary arch, if the torus is present, but must not be removed, which of the following major connector should be indicated: 
Select and explain. 
A. Horseshoe., B. Closed horseshoe., C. Anteroposterior palatal bar., D. All of the above.
D: All of the above.
Answer: D: All of the above. 
Explanation: None