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
If the pocket depth is 5 mm and gingival recession
is 3 mm then the total loss of attachment is: 
Select and explain. 
A. 8 mm, B. 3 mm, C. 5 mm, D. 2 mm
A: 8 mm
Answer: A: 8 mm 
Explanation: None