You have an Oracle Fusion Middleware domain that uses an Oracle database to store application...

You have an Oracle Fusion Middleware domain that uses an Oracle database to store application data and metadata repositories. As part of your disaster recovery configuration, you have set up a passive secondary site. You need to ensure that the data tier components of the primary and secondary sites are in sync so that you can perform a switchover to secondary in case of a disaster scenario. You check with your technical team regarding how to accomplish this requirement.

Which Oracle product is the technical team most likely to recommend for achieving data tier synchronization across the two sites? (Choose the best answer.)