This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: miscellaneous, Subject name: Biochemistry
In CRP, the C stands for 
Select and explain. 
A. Canavallin A, B. Cellular, C. Chondoitin sulfate, D. C polysaccharide of streptococcus
D: C polysaccharide of streptococcus
Answer: D: C polysaccharide of streptococcus 
Explanation: C-reactive protein (CRP) was originally identified as binding to the phosphocholine attachment site of capsular polysaccharide (C-polysaccharide) from Streptococcus pneumoniae