Jenny promises National Bank that she will repay the loan that National Bank makes to Garrett if Garrett fails to pay it. In this instance, Jenny is the:

b. guarantor.

Explanation:

Guarantors who can also be called Sureties, are people who promise to pay the debt of another person if that person fails to honor the debt obligation. To be a Guarantor, you must have assets that will be able to cover the debt and you will probably have to pledge the assets to be collateral for the debt. Having a Guarantor increases the trust that the lender has in the lendee.

Jenny is a Guarantor as she has promised to repay the loan should Garrett default on it.

d. to get countries or companies to stop doing something objectionable.

answer; common market;