Answer: A. Accumulate keratohyalin granules. B. Cells increase in size, some retain ability to divide. C. Cell membrane thickens. Cells imbedded in lipid matrix. D. Cells within this layer proliferate.
Explanation:
Sorry if I’m wrong but I believe it’s the cardiovascular and lymphatic system
Hope this helps!
I believe the answer is three
No but they are considered protected