Integration between______ with "multi data sources’ and _________ is defined as Grid link for RAC (Real Application Clusters).

Integration between______ with “multi data sources’ and _________ is defined as Grid link
for RAC (Real Application Clusters).

A.
Oracle Web Logic Server; Oracle Database

B.
Oracle Web Logic Server clusters; Oracle Database

C.
Oracle Web Logic Server clusters; Oracle Database RAC

D.
Oracle OC4J; Oracle Database RAC