Question

what type of mass can show evidence of cavitation? pulmonary metastasis squamous cell carcinoma adenocarcinoma oat cell carcinoma

Explanation:

Squamous cell carcinoma is known to show evidence of cavitation. Pulmonary metastasis can sometimes cavitate but is not as characteristic as squamous cell carcinoma. Adenocarcinoma and oat cell carcinoma (small - cell carcinoma) are less likely to show cavitation compared to squamous cell carcinoma.

Answer:

B. Squamous cell carcinoma