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
Lingual plate is indicated when 
Select and explain. 
A. There is need for addition of one or more Anterior teeth, B. Deep Lingual sulcus, C. Good ridge support, D. Narrow lingual sulcus
A: There is need for addition of one or more Anterior teeth
Answer: A: There is need for addition of one or more Anterior teeth 
Explanation: None