（单选题）
Which statement about recovering from the loss of a redo log group is true？（）
A If the lost redo log group is ACTIVE， you should first attempt to clear the log file.
B If the lost redo log group is CURRENT， you must clear the log file.
C If the lost redo log group is ACTIVE， you must restore，perform cancel-based incomplete recovery，and open the database using the RESETLOGS option.
D If the lost redo log group is CURRENT， you must restore，perform cancel-based incomplete recovery，and open the database using the RESETLOGS option.
正确答案
答案解析
略
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