Which two statements are true about the Automatic Diagnostic Repository (ADR)? (Choose two.)

A. The ADR base defaults to $ORACLE_HOME/rdbms/admin if neither DIAGNOSTIC_DEST nor ORACLE_BASE is set

B. The ADR base defaults to $ORACLE_HOME/dbs if the DIAGNOSTIC_DEST parameter and the ORACLE_BASE environment variable are not set

C. It supports diagnostics for Automatic Storage Management (ASM)

D. It supports diagnostics for Oracle Clusterware

E. It is held inside an Oracle database schema