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
Basic form of lingual plate major connector is: 
Select and explain. 
A. Half pear-shaped., B. Pear-shaped., C. Straight bar., D. None.
B: Pear-shaped.
Answer: B: Pear-shaped. 
Explanation: None