Question: Find the minimum spanning tree of the graph G(V, U) of figure 1. A) Graph G1 with vertices v1 to v8 and arcs including (v1, v3), (v2, v3)  B) Graph G2 with vertices v1 to v8 and arcs including (v2, v5) and (v4, v8)  C) Graph G1 with vertices v1 to v8 and arcs excluding (v2, v5) and (v4, v8)  D) Graph G2 with vertices v1 to v8 and no arc connecting A1 and A3.. Please choose an answer from [A, B, C, D].
Answer: B