Answer the following questions a. Holding everything else constant, suppose the government increases borrowing activities to finance its deficits, what will happen to interest rate? Explain b. Suppose an economy is currently experiencing an inflationary gap, briefly explain a monetary policy tool the bank of Canada can use to bring unemployment back to its natural rate. c. Assume that the expected returns of Canadian stocks rise more than those of British stocks, what will happen to the Canadian dollar against the British pounds - appreciate or depreciate? Explain with a graph in mind (Do not submit the graph).