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
Cancer that arises from C-cells of thyroid 
Select and explain. 
A. Follicular, B. anaplastic, C. Papillary, D. Medullary
D: Medullary
Answer: D: Medullary 
Explanation: Ans. (d) medullaryRef: Bailey and Love 26th ed. ch. 5 / 741Medullary thyroid cancer grows from specialized thyroid cells called parafollicular C-cells which are specialized thyroid cells that secrete calcitonin and play a major role in medullary thyroid cancer.