This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thyroid Malignancies, Subject name: Surgery
Persistent multinodular goiter may cause - 
Select and explain. 
A. Follicular Carcinoma, B. Pappilary Carcinoma, C. Medullary Carcinoma, D. Colloid Carcinoma
A: Follicular Carcinoma
Answer: A: Follicular Carcinoma 
Explanation: Ans. is 'a' i.e., Follicular Carcinoma "An increased incidence of cancer (usually follicular) has been reported from endemic areas. Dominant or rapidly growing nodules in longstanding goiters should always be subjected to aspiration cytology." - Bailey & Love