History · Vijayanagara Empire

With reference to the Amara Nayaka system of the Vijayanagara Empire, consider the following statements: I. Holders of amara assignments were entrusted with revenue collection and local administrative responsibilities within their assigned regions. II. These assignments were granted primarily to military officials by the ruler in return for service and loyalty. III. The territorial grants made under this system were permanent and inheritable by successors of the office-holder. How many of the statements given above are correct?