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Which two statements are true about the Automatic Database Diagnostic Monitor （ADDM）（）
A

The ADDM requires at least four AWR snapshots for analysis.

B

The ADDM runs after each AWR snapshot is collected automatically by MMON.

C

The results of the ADDM analysis are stored in the Automatic Workload Repository （AWR）.

D

The ADDM analysis provides only diagnostic information but does not provide recommendations.

E

The ADDM calls other advisors if required， but does not provide recommendations about the advisors.

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