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: Skin
Which layer of epidermis is underdeveloped in the VLBW infants in the initial 7 days: 
Select and explain. 
A. Stratum germinativum, B. Stratum granulosum, C. Stratum lucidum, D. Stratum corneum
D: Stratum corneum
Answer: D: Stratum corneum 
Explanation: D i.e. Stratum corneum