Answer:
Open market purchase of government securities
Step-by-step explanation:
Base on the scenario been described in the question, we can see that the economic was in equilibrium in the first period, and in the second period it reaches a point, we would expected to use a open market purchase of government securities in the second period since it reaches a point. Because it is in second period the Fed are likely to pursue in order to move AD 2AD2 to AD Subscript 2 comma policyAD2, policy and for it to reach equilibrium.