1.

Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A = {1, 2, 5}, B = {6, 7}, then A n B' is

A.  B? 
B.      A  
C.  A'
D.      B
E.  None of these
Answer» C.  A'


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