In which of the following scenarios would it be appropriate to use hierarchical clustering?

a. when it is not necessary to know the nesting of clusters

b. when binary or ordinal data needs to be clustered

c. when the number of observations in the dataset is relatively high

d. when the number of clusters is known beforehan

Option (B) is the correct answer to the following question.

Explanation:

Because hierarchical clustering is that type analysis in which the last point of the cluster set in which each cluster set is different from each other. It also binary or number data wants to be cluster and give permission to built the tree structures from the similarities of the data.

Option (A), (C) and, (D) is wrong because these options are not the part of the hierarchical clustering.

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