Which of the following can act as possible termination conditions in K-Means?

Question

Which of the following can act as possible termination conditions in K-Means?

1. For a fixed number of iterations.
2. Assignment of observations to clusters does not change between iterations. Except for cases with a bad local minimum.
3. Centroids do not change between successive iterations.
4. Terminate when RSS falls below a threshold.
A. 1, 3 and 4
B. 1, 2 and 3
C. 1, 2 and 4
D. 1,2,3,4
Answer D. 1,2,3,4