If Y is the smallest set such that Y U {1, 2} = {1, 2, 3, 5, 9}, then Y is equal to

If Y is the smallest set such that Y U {1, 2} = {1, 2, 3, 5, 9}, th

1.	If Y is the smallest set such that Y U {1, 2} = {1, 2, 3, 5, 9}, then Y is equal to
A.	{1,2}
B.	{3,5,9}
C.	{1,2,3,5,9}
D.	none of these
Answer» C. {1,2,3,5,9}

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