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
Excessive occlusal forces can be superimposed in all cases, except 
Select and explain. 
A. Normal periodontium with normal height of bone, B. Normal periodontium with reduced height of bone, C. Marginal periodontitis with reduced height of bone, D. Marginal periodontitis with normal height of bone
D: Marginal periodontitis with normal height of bone
Answer: D: Marginal periodontitis with normal height of bone 
Explanation: None