Your Goldengate deployment is using a shared wallet, and older versions of the master key should be retained after the master key is renewed until all processes are using the newest version. How should you determine whether all of the processes are using the newest version so that you can delete older versions of the master key? 

Answer options:

A. GoldenGate deployments cannot use a shared wallet.
B. View the GoldenGate log files to monitor Replicat report files to verify that the SCN was applied by all Replicat groups.
C. View the report file of the newest Extract after renewing the master key to confirm the last SCN that was mined with old key.
D. View the report file of each Extract immediately after renewing the master key to confirm the last SCN that was mined with the old key. Then, monitor the

D

Reference: https://docs.oracle.com/goldengate/1212/gg-winux/GWURF/ggsci_commands042.htm#GWURF945 (see note)