Which of the following are tools used by the Fed to manage inflationary and employment concerns?

I. Direct market intervention by buying and selling Treasuries.

II. Changing member bank reserve requirements.

III. Printing and distributing fiat currency.

IV. Raising or lowering the Federal Discount Rate.

a.Only I, II and IV are correct

b.Only I and II are correct.

c.All are correct.

d.Only III is false.

e.All are false.