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: Anatomy
Germs cells derived from 
Select and explain. 
A. Epiblast, B. Hypoblast, C. Endodermal sinus, D. Neural crest cells
A: Epiblast
Answer: A: Epiblast 
Explanation: All the germ layers ectoderm, meroderm and endoderm derived from epiblast.