An enterprise has four departments. There are three managers in each of the four departments. These managers are to be

seated along a circular table in such a way that all managers from the same department sit together. Two arrangements are

considered different only when the neighbours of any manager change. How many different arrangements of seating are

possible?

A. \(144\)

B. \(488\)

C. \(6^5\)

D. \(\frac{11!}{(3!)^4}\)

E. \(11!\)

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Regards,

Naveen

email: nkmungila@gmail.com

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