The partition V = V1 ∪ V2 in a bipartite graph G1 is called _______

1.	The partition V = V1 ∪ V2 in a bipartite graph G1 is called ________
A.	bipartition of G1
B.	2-vertex set of G1
C.	sub bipartite graphs
D.	disjoint vertex set
Answer» C. sub bipartite graphs

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