This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Dental
What constitutes malpighian layer? 
Select and explain. 
A. Corneum lucidum, B. Corneum spinosum, C. Spinosum and basale, D. Basale granulosum
C: Spinosum and basale
Answer: C: Spinosum and basale 
Explanation: The Malpighian layer of the skin is generally defined as both the stratum basale and stratum spinosum as a unit, although it is occasionally defined as the stratum basale specifically,or the stratum spinosum specifically. It is named after Marcello Malpighi REF : THOMAS HABIF 6TH ED