I am now confused so please figure this questions out for me

[Assume that the following two events occur at approximately the same time: I Consumer spending and business investment accelerates, resulting in an increase in new loan applications. I The US. Federal Reserve Bank buys $XYZ billion in US. Treasury securities as part of its open market operations. A. Explain how each event, individually, will affect the equilibrium level of interest rates and the amount of borrowing and lending activity in US. capital markets. B. Explain how the two events, combined, will affect the equilibrium level of interest rates and the amount of borrowing and lending activity in US. capital markets. C. Assume that the increase in consumer and business spending happened rst, and was then followed by the Fed's purchase of US. Treasury Securities. Based upon the (obviously limited) information you have been given, did the Fed make the correct decision? Be specic! Note: You should identify the likely positive or negative result of the Fed's decision (this question does not require a long answer). D. Assume that the Fed's purchase of US. Treasury Securities happened rst, and was then followed by the increase in consumer and business spending. Based upon the (obviously limited) information you have been given, did the Fed make the correct decision? Be specic! Note: You should identify the likely positive or negative result of the Fed's decision (this question does not require a long answer)