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
To prepare a cavity on a mandibular first molar in a child
we should give: 
Select and explain. 
A. Mental nerve block, B. Lingual nerve block, C. Inferior alveolar nerve block and long buccal nerve block, D. Long buccal nerve block
C: Inferior alveolar nerve block and long buccal nerve block
Answer: C: Inferior alveolar nerve block and long buccal nerve block 
Explanation: None