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: Unknown
The immunoglobulin mediates ADCC 
Select and explain. 
A. IgM, B. IgA, C. IgG, D. IgE
C: IgG
Answer: C: IgG 
Explanation: IgG Antibody
o     Half life(23d),
o     High Serum concerntration (GAMDE) ,
Responsible for-
o     Precipitation,
o     neutralization,
o     NK cell (ADCC)
o  Classical complement
Appear late, indicates past / chronic infection