A customer has a critical, performance-sensitive web application that connects to a multinode Oracle RAC database. Which feature of WebLogic can provide significant performance benefit? 

Answer options:

A. The Web Session Affinity feature of Active GridLink for RAC
B. WebLogic Clustering
C. The Transaction Affinity feature of Active GridLink for RAC
D. Coherence*Web Session Replication

C

WebLogic GridLink Data Sources supports transaction-based affinity. Reference: http://www.oracle.com/technetwork/middleware/weblogic/gridlink-rac-wp-494900.pdf