Question

If unemployment is rising rapidly, the Federal Reserve would most likely

increase the discount rate
increase the reserve requirement
sell securities in open market operations
buy securities in open market operations

Answer 1

Buy bonds = FED gives banks money for bonds = banks loan more money to people = more spending = more jobs

So, to decrease the unemployment rate, the Fed would buy securities in open market operations.

Answer 2

http://www.epi.org/publication/issuebriefs_ib148/