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: Biochemistry
Which of the following is not a glycerosphingolipid? 
Select and explain. 
A. Lecithin, B. Cardiolipin, C. Plasmalogens, D. Sphingomyelin
D: Sphingomyelin
Answer: D: Sphingomyelin 
Explanation: Phospholipids are :Glycerophospholipids (glycerol containing) :- Phosphatidylcholine (lecithin), phosphatidylethanolamine (cephaline), phosphatidylserine, phosphatidylinositol, plasmalogens, lysophospholipids, cardiolipin.Sphingophospholipids (sphingosine containing) :- Sphingomyeline