Which matrix represents the number of walks of length 2 and how many walks of length 2 are in the graph G? d e с G [3 1 1 2 31 a 1 2 3 3 2 3 2 1 1 3 2 2 L3 31, number of walks of length 2 is 50. 1 2 b 1 1 2 31 3 1 3 2 2 L3 1 4 2 1 1 2 31, number of walks of length 2 is 52. r3 1 1 3 1 3 1 2 2 2 L3 1 31, number of walks of length 2 is 52. 1 2 31 3 2 1 4 3 1 4 2 2 2 2 2 31, number of walks of length 2 is 53. L3 31123 3112 3112m lo

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