Explanation: Barid-i-Mumalik:

• Barid-i-Mumalik was the head of the information and intelligence department. Only a nobleman who enjoyed the fullest confidence of Sultan was appointed the chief barid.
• The Barid-i-Mumalik had to keep information of all that was happening in the Sultanate.
• At local level there were barids who used to send regular news concerning the matters of the state to the central office.
• Apart from Barids, another set of reporters also existed who were known as Munihiyan.

Source: NCERT