<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 55-year-old man with recurrent pneumonia comes to the physician for a follow-up examination one week after hospitalization for pneumonia. He feels well but still has a productive cough. He has smoked 1 pack of cigarettes daily for 5 years. His temperature is 36.9C 98.4F and respirations are 20min. Cardiopulmonary examination shows coarse crackles at the right lung base. Microscopic examination of a biopsy specimen of the right lower lung parenchyma shows proliferation of clustered, cuboidal, foamy-appearing cells. These cells are responsible for which of the following functions?? A: Lecithin production, B: Cytokine release, C: Toxin degradation, D: Gas diffusion, E: Mucus secretion,  <response>: This is a medical question asking about the function of a specific type of cell found in the lung parenchyma of a patient with recurrent pneumonia and a history of smoking. Based on the description of the cells as clustered, cuboidal, foamy-appearing, they likely represent alveolar type II pneumocytes. These cells play an important role in surfactant production and secretion. Surfactant contains lecithin and reduces surface tension in the alveoli, preventing their collapse. Therefore, the correct answer should be related to lecithin andor surfactant production.A: Lecithin production 