（单选题）
You are working on the APPDB database as a DBA. The database has a default Flashback Data Archive DFLA1 created on it. You issued the following command to drop the Flashback Archive FLA1: DROP FLASHBACK ARCHIVE fla1,What is the effect of this command?（）
AThe Flashback Archive FLA1 is dropped only if it is empty.
BThe tablespace having Flashback Archive is dropped.
CThe Flashback Archive FLA1 is dropped after moving the existing data in it to the default Flashback Archive.
DThe Flashback Data Archive and historical data are dropped.
正确答案
答案解析
略
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