Which statements best describe how architecture principles are used within the OracleReference Architecture (ORA)?

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Which statements best describe how architecture principles are used within the OracleReference Architecture (ORA)?

A. The architecture principles for Oracle products are identified whenever an Oracle product incorporated into the architecture.
B. ORA uses multiple architecturalviews where each view has its own architecture principles.
C. ORA documents describe the architectural principles upon which the architecture is based.
D. Architecture principles provide recommendations (based on industry best practices) that should be followed. E. Architecture principles are rules that must be followedin order to comply with the documented architecture.