Reasoning - Data Suffciency - Discussion

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Q.

Question: How is T related to K?
Statements:
I.K has two sons; one of the sons is A.
II.The mother of T has only two sons - Aand B.  .                          
A. I alone is sufficient while II alone is not sufficient B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient D. Neither I nor II is sufficient

Answer: Option D
Explaination:

 


Discussion

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