Answer:
Unsecured Loan
Step-by-step explanation:
Unsecured Loan is the loan which is approved by the bank without the requirement of collateral. Rather pledging the asset, borrower need to qualify grounded on their income and the credit history.
In this scenario, Zachary who is a graduate took a loan which is not backed by any asset and he fails to pay the loan. It is a kind of unsecured loan.