Explanation:

The Vijayanagar army was well-organized and efficient. It consisted of the cavalry, infantry, artillery and elephants.
The top-grade officers of the army were known as Nayaks or Poligars. They were granted land in lieu of their services.
These lands were called amaram. Soldiers were usually paid in cash.
That army was given considerable focus is clear from the fact that High-breed horses were procured from foreign traders.