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
Radiation affects all three germ layers (ectoderm mesoderm and endoderm) in which of the following 
Select and explain. 
A. Teratoid cyst, B. Dermoid cyst, C. Thyroglossal cyst, D. Branchial cyst
A: Teratoid cyst
Answer: A: Teratoid cyst 
Explanation: None