Which statement is true when Automatic Workload Repository (AWR) baselines are created using baseline templates?（）
- A、AWR baselines are always created as repeating baselines.
- B、AWR baselines can be created on the basis of two time values.
- C、AWR baselines are always created with infinite expiration duration.
- D、AWR baselines are always created using the Automatic Workload Repository (AWR) retention period as expiration duration.
正确答案:B
答案解析:有
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