This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory, Subject name: Medicine
A 66-year-old man with a 40-pack-per-year history of smoking is investigated for hemoptysis. CXR reveals a central 3-cm mass near the left bronchus. His serum biochemistry is abnormal for elevated calcium, but there is no boney metastasis on the bone scan. Biopsy of the mass is positive for a type of lung cancer associated with paraneoplastic hypercalcemia.For the above patient with lung cancer, select the most likely cell type based on clinical description. 
Select and explain. 
A. squamous cell carcinoma, B. adenocarcinoma, C. large cell carcinoma, D. small cell carcinoma
A: squamous cell carcinoma
Answer: A: squamous cell carcinoma 
Explanation: Tag: Clinical; Extended MatchingTargetExam: NExTRef: Hypercalcemia may be due to metastatic destruction of bone, ectopic formation of parathyroid hormone, or formation of other osteolytic substances.