Answers

2016-03-18T21:27:48+05:30
Yes , i accept the ramu 
because in the disjoint sets they have the difference elements 
so, in the A-B the answer is A
if example 
A = {1,2,3,}
B = {4,5,6}
A-B = {1,2,3,} - {4,5,6,}
       = {1,2,3,}
       = A.
so Ramu is correct

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