Q:
      
      
         
            
How is D related to A? 
I. B is the brother of A. 
II. B is D's son. 
         
       
      
      
      
          
      
      
          Answer & Explanation
         Answer: D) If the data in both the statements together are needed.          
         
Explanation: From both the statements together, we find that D is the father of B and B is the brother of A. So,
D is the father of A.
Thus, both the given statements are needed. 
       
      
      
      
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