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: Biochemistry
Following is true of carbohydrate antigen except one 
Select and explain. 
A. Poor Memory, B. Polyclonal response, C. Highly immunogenic, D. T cell independent response
C: Highly immunogenic
Answer: C: Highly immunogenic 
Explanation: Carbohydrate antigens are poorly immunogenic.There are two classes of antigens-T dependent and T independent.Carbohydrates, simple proteins and lipids do not need the T helper cells for antibody production by the B cells.