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: Pathology
Blood product of mother to child is advisable in? 
Select and explain. 
A. Plasma in autoimmune thrombocytopenic purpura, B. Platelets in autoimmune thrombocytopenic purpura, C. Packed RBC in autoimmune thrombocytopenic purpura, D. In case to prevent any graft rejection
B: Platelets in autoimmune thrombocytopenic purpura
Answer: B: Platelets in autoimmune thrombocytopenic purpura 
Explanation: None