Need help with the following HW question from the below book

Fundamentals of Financial Management ISBN-13: 9781305480742

4-3 Over the past year, M.D. Ryngaert & Co. had an increase in its current ratio and a decline inits total assets turnover ratio. However, the companys sales, cash and equivalents, DSO,and fixed assets turnover ratio remained constant. What balance sheet accounts must havechanged to produce the indicated changes?