The smallest set A such that A ∪ {1, 2} = {1, 2, 3, 5, 9} is

1.	The smallest set A such that A ∪ {1, 2} = {1, 2, 3, 5, 9} is
A.	{2, 3, 5}
B.	{3, 5, 9}
C.	{1,2, 5, 9}
D.	None of these
Answer» C. {1,2, 5, 9}

Discussion

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