Final answer:
The question contains a mistake referring to 'Type III alveolar cells,' which do not exist. The student likely meant to ask about type II alveolar cells, which secrete pulmonary surfactant and are found on the apical surface of the alveolar lining. The answer is 'b) Apical, surfactant reservoir'.
Step-by-step explanation:
Type III alveolar cells, as referenced in the question, do not exist as a distinct category within the alveolar cells. The student might be referring to type II alveolar cells, which are the cells in the alveolar wall that secrete pulmonary surfactant. Type II alveolar cells are indeed located in the alveoli of the lungs and are important for maintaining the surface tension of the alveoli and preventing their collapse.
It seems there might be a mix-up in the question between 'type III' and 'type II' alveolar cells. Considering the roles and locations mentioned in the question, the correct answer the student is looking for is likely related to type II cells. When looking at the options provided, the answer is 'b) Apical, surfactant reservoir', because type II alveolar cells are cuboidal epithelial cells located at the apical surface of the alveolar lining, and they serve as a reservoir for surfactant.