Which of the Following Is True of the Agglomerative Clustering

Multiple Choice

Which of the following is true of the agglomerative clustering approach?

A) At the end of the process, all observations are included in a single cluster.
B) The most dissimilar observations are sequentially separated from the initial 100-observation cluster.
C) The process starts with a single cluster of 100 and quickly ends up with 100 different clusters.
D) All observations are initially assigned to a single cluster.