What are the two proper locations of deployment descriptors files inside of archives deployed to WebLogic?（）

A.instant notification of a RAC node failure so applications never have to retry a transaction that was sent to a node that failed during the transaction
B.near-instant notification of the failure of a RAC node failure that minimizes the possibility connection to a failed node being provided to an application
C.application level notification of a failed RAC node such that an application can retry a transaction if required
D.faster failover for Multi Datasources
E.guaranteed transaction high availability when interacting with an Oracle RAC Database

A.A WebLogic domain can have more than one Administration server.
B.A WebLogic domain has at least one WebLogic server.
C.A WebLogic domain can have at the most one cluster.  
D.A WebLogic domain can cross multiple physical machines.  
E.Each WebLogic domain is associated with a different Node Manager.

A.runtime ()  
B.runtimeMbeanServer ()
C.connectRuntime ()
D.beginRuntime ()
E.serverRuntime ()