Recall Application 1, "Beyond Purchasing Treasury Securities," to Answer the Following

Recall Application 1, "Beyond Purchasing Treasury Securities," to answer the following questions:
-According to the application, which of the following is an example of the sharp change in the Fed's conduct of monetary policy in 2008?

A) The Fed increased total asset holdings by $1 trillion.
B) The Fed intervened in the credit and the mortgage markets.
C) The Fed held mortgage backed securities.
D) All of the above are correct.