Final answer:
The bill of lading is where the communication between the carrier and the shipper is spelled out.
Step-by-step explanation:
The correct answer is c) In the bill of lading. The bill of lading is a document issued by the carrier to the shipper, which serves as a receipt for the goods being transported and contains information about the shipment. It typically includes details about the terms of the contract, including how the carrier and the shipper will communicate.