Answer:
Pay off her credit card debt.
Explanation:
A credit score is indicative of one's history of loan repayments. A high credit score communicates that the borrower has been timely in paying their loans. It tells that an individual has been responsible when using credit facilities.
A low credit score says that the customer is often late in repaying their loans. If Jill wants to improve his credit score, he should clear all his outstanding debts.
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