Answer:
Imperial and King are the right answers.
Step-by-step explanation:
The Mauryan empire was established by Chandragupta Maurya. He was the one influenced by Chanakya or Kautilya. Together they built one of the largest empires in the Indian Subcontinent. Under his guidance, Chandragupta Maurya established an imperial government and become the supreme head of the government himself.
Kautilya wrote a book named Arthshastra. It is basically a Sanskrit treatise on statecraft, military strategy and economic policy. In this book, he gave a detailed account of information of how the administration to be run in an empire and the role of the king.