Which of the following statements is NOT true about dissimilarity measures?
a. Single-linkage clustering measures the distance of two clusters by finding the two nearest instances in the two clusters.
b. Complete-linkage clustering takes two most distant clusters based on their centroid position.
c. Average-linkage clustering calculates the average distance between all instances within two clusters.
d. The outcome of the hierarchical clustering can be different based on what type of dissimilarity measure is employed.