A company wants to deploy a clustered visualization layer using Tivoli Integrated Portal.
Which two components must be added to the solution?

A.
an IBM HTTP server

B.
an IBM Tivoli Netcool/OMNIbus proxy server

C.
IBM Tivoli System Automation to provide the load-balancing functionality

D.
an IBM DB2 database to store the configuration data for the entire cluster

E.
a database supported for the Tivoli Data Warehouse to store the cluster configuration
data