... objects:

A= (1, 2), B = (8, 5), C = (4, 9), D = (2, 4), E = (9, 7), F (5. 9), G = (3, 5), H = (6, 9), I = (4, 4), J = (7, 9)

The distance metric is the same as the one in Exercise 4. For each of the following cases, show the solution details (Show your steps in a way similar to the example in the tutorial notes) and the corresponding dendrogram.
a. single-link
b. complete-link
c. centroid-link