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.
I believe the answer is: Speculation helped many low-income people move to the middle class.
Due to the early development of industrial economy in the 1920s, the stock market experienced a period where most of company's value keep increasing over several years forward. This make a lot of people manage to grow their investment very quickly and obtain a lot of wealth.
