The service rendered by NIPOST in which letters are addressed to any post office to await collection by the addressee is known as
- business reply service
- cash on delivery service
-
free post service
- express mail service
The correct answer is: C
Explanation
The Free post service allows individuals to send letters or parcels to any post office without the need to pay for postage upfront. The addressee can then collect the item from the designated post office upon presentation of proper identification.