Which of the following phrases defines the nature of the 'Hundi' generally referred to in the sources of the post-Harsha period?

1. A

   An advisory issued by the king to his subordinates

   Royal advisory. Not what a hundi is.

2. B

   A diary to be maintained for daily accounts

   A diary. Unrelated.

3. C

   A bill of exchange

   A bill of exchange. The post-Harsha hundi is a credit instrument — an order to pay.

4. D

   An order from the feudal lord to his subordinates

   A daily sales account. Book-keeping, not the hundi.

Summary. Official key is (c). In post-Harsha sources a hundi is a bill of exchange / indigenous credit note used by merchants, not an edict, a diary or a sales ledger.