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
Translocation between the 2 acrocentric chromosomes with breakpoint occurring close to the centromeres, so that very large and very small chromosomes are obtained from which smaller fragment is usually lost. The type of cytogenic abnormality is: 
Select and explain. 
A. Deletion, B. Balanced translocation, C. Robertsonian translocation, D. Inversion
C: Robertsonian translocation
Answer: C: Robertsonian translocation 
Explanation: None