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: Pathology
A 27-year-old female presented with long-standing nodule in right lobe of size 2 cm x 2 cm and underwent right hemithyroidectomy. Histopathological findings are suggestive of: 
Select and explain. 
A. Adenomatous goiter, B. Papillary carcinoma, C. Follicular adenoma, D. Graves disease
B: Papillary carcinoma
Answer: B: Papillary carcinoma 
Explanation: Ans. b. Papillary carcinoma