You have the following information about an economy: . the money supply (MS or M2) is $3,000, . currency in circulation (CC) is $1,000 . the required reserve ratio: R= 10% A. Calculate the money multiplier (3 marks) B. Calculate the deposit with the bank (3 marks) c. Calculate the bank reserves (3 marks) D. Many central banks have responded to the COVID-19 crisis by decreasing their reserves requirement for banks. As a result, assuming that the required reserve ratio has decreased from 10% to 5%. i. Calculate the new money supply (3 marks) i. What is the effect of the change in the reserves ratio will affect the money supply (1.5 marks) in. Explain the effect of the change in R on bank lending (1.5 marks)