The fed changes the discount rate as part of its policy to reach all of the following objectives except
a. price stability
b. high employment
c. economic growth

High employment

Explanation: The given case relates to monetary policy. Monetary policy refers to the strategy implemented by a nation's monetary authority which manages either the rate of interest with very brief-term debt or money supply, often aiming inflation or interest rate to maintain stable prices and overall money confidence.  

These strategies are implemented by the authorities to cope up with the problems of inflation and deflation which severely affects the economic growth and price stability of a nation.

Monetary policies do not directly affect the employment also governments and authorities usually make other programs and policies to ensure appropriate employment in the nation.

answer; ///i believe that the correct answer is (post conventional)