The 2n vertices of a graph G corresponds to all subsets of a set of s – McqOptions

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1.	The 2n vertices of a graph G corresponds to all subsets of a set of size n, for n>=4. Two vertices of G are adjacent if and only if the corresponding sets intersect in exactly two elements. The number of connected components in G can be
A.	n+2
B.	3n/2
C.	n2
D.	2n
Answer» C. n2

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