You must configure GoldenGate parameter files for conflict resolution and want to be sure that the before values are compared with current values in the target database to detect update and delete conflicts. How should you accomplish this? 

Answer options:

A. Use the COMPCOLS with the GETUPDATEBEFORES option of the MAP parameter in the Replicat parameter file to specify columns that are to be used with before values in the Replicat WHERE clause.
B. Use the COMPARECOLS option of the MAP parameter in the Replicat parameter file to specify columns that are to be used with before values in the Replicat WHERE
C. Use the GETUPDATEBEFORES option of the MAP parameter in the Replicat parameter file to specify columns that are to be used with before values in the Replicat WHERE clause.
D. Use the GETBEFORECOLS option of the MAP parameter in the Replicat parameter file to specify columns that are to be used with before values in the Replicat clause. WHERE

B

Reference: https://docs.oracle.com/goldengate/1212/gg-winux/GWUAD/conflict_resolution.htm#GWUAD317