(A) Establishment of the Gajapati Kingdom of Orissa: The Gajapati Kingdom of Orissa was indeed a contemporary power of the Vijayanagara Empire. They were often in conflict with the Vijayanagara rulers, and at one time captured a large part of the kingdom.
(B) Establishment of the Sultanates of Malwa: The Sultanates of Malwa were also a contemporary power in the north of the Vijayanagara Empire. They were often in conflict with their neighbors.
(C) Emergence of Sultanates of Bijapur: The Sultanates of Bijapur was one of the Deccan Sultanates that emerged in the region surrounding Vijayanagara after the decline of Bahmani sultanate. They were a major power in the region during the period.
(D) Rise of the Chalukyas in Karnataka: The Chalukyas of Karnataka were not contemporaries of the Vijayanagara Empire, as the Chalukya dynasty ruled much earlier, between the 6th and 12th centuries CE.
Read the following source carefully and answer the questions that follow:
The orders of the king
Thus speaks king Devanampiya Piyadassi: In the past, there were no arrangements for disposing affairs, nor for receiving regular reports. But I have made the following (arrangement). Pativedakas should report to me about the affairs of the people at all times, anywhere, whether I am eating, in the inner apartment, in the bedroom, in the cow pen, being carried (possibly in a palanquin), or in the garden. And I will dispose of the affairs of the people everywhere.
The correct IUPAC name of \([ \text{Pt}(\text{NH}_3)_2\text{Cl}_2 ]^{2+} \) is: