（单选题）
You executed the STARTUP MOUNT command to start your database. For which database operation do you need to start the database in the MOUNT state？（）
Arenaming the control files
Bdropping a user in your database
Cenabling or disabling redo log archiving
Ddropping a tablespace in your database
Ere-creating the control files， after you lost all the control files in your database
正确答案
答案解析
略
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