Stewart,who wants to help Marcy establish her own business,promises ABC Bank that he will repay the loan that ABC Bank makes to Marcy if Marcy fails to pay it.In this instance,Marcy is the:

A) principal debtor.
B) obligor.
C) guarantor.
D) guarantee.

Principal Debtor

The main individual or entity legally obligated to repay a debt or loan in accordance with the terms of the agreement.

Guarantor

An individual or entity that agrees to be responsible for another's debt or performance under a contract if the original party fails to meet their obligations.

Obligor

A person who is bound by a promise or other obligation; a promisor.