Answer:
A security
Explanation:
A security is defined as an item that holds financial value and represents ownership of a property by the holder. It is used as a means of gaining some financial assistance.
The security acts something a creditor can use to get back their money in case the debtor fails to pay up.
In this case Pro-Racket takes the bill of lading to the local bank and uses it to obtain funds to hold the company over until final payment is received from the foreign distributor.
The Bill of lading here has been used as a security to obtain a loan from the bank