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
Complete mole is - 
Select and explain. 
A. 46XY, B. 46XX, C. 45XY, D. 45 XX
B: 46XX
Answer: B: 46XX 
Explanation: Ans-B i.e., 46XX "In general, complete moles have a 46XX karyotype (85%), the molar chromosomes are derived entirely from father. Infrequently, the chromosomal pattern may be 46, XY or 45, Y".