Go to https://fred.stlouisfed.org/ and click on the "Category" link below the search box. Find the heading "Money, Banking, & Finance" and click on "Monetary Data", then "Reserves", and then "Reserves of Depository Institutions: Total". Answer the following: a. In which year did bank reserves first show an accelerated increase? What was special about that year? b. We described the behavior of quantitative easing (QE) in class. Looking closely at the graph, can you identify the periods of QE? (HINT: Look for periods of obvious increase in bank reserves.) c. What is it called when the Fed maintains plentiful reserves the banking system