What is you best strategy to recover From this?

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You have discovered that an OGG checkpoint table has become corrupted. What is you best strategy to recover From this?

A.
Use the CONVCHK utility on the target to restore the checkpoint table from checkpoint files.

B.
Restore the target DB from backup, reposition the Extract to a point prior to the corruption, Turn to HANDLECOLLISIONS in the Replicat.

C.
Use NODECHECKPONT to cause Replicat to use the checkpoint files as backup and regenerate the checkpoint table.

D.
Use the GENCHK utility on the source to restore the checkpoint table from checkpoint files.

Explanation:
http://www.outofboundstechnology.com/files/oracle/oraclegg_part3_trouble.pdf

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