Thirty observations in a data set were partitioned by the 3-means clustering method and the following information from Data Mining is available. Cluster Summary Inter-Cluster Distances Cluster Size Average Distance Cluster Cluster 1 * Cluster 2 Cluster 3 Cluster 1 8 0.775 Cluster 1 0 1.852 1.204 Cluster 2 17 0.996 Cluster 2 1.852 0 0.954 Cluster 3 5 0.277 Cluster 3 1.204 0.954 0 The most close from each other clusters are: O a. Cluster 1 and Cluster 2 O b. Cluster 1 and Cluster 3 O c. Cluster 2 and Cluster 3 Od. Cannot tell from the provided information