（单选题）
For which database operation would you need the database to be in the MOUNT state（）
Arenaming the control files
Bre-creating the control files
Cdropping a user in your database
Ddropping a tablespace in your database
Econfiguring the database instance to operate in the ARCHIVELOG or NOARCHIVELOG modes
正确答案
答案解析
略
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