单选题
Aimport the database from the last export
Brestore all the members in the group from the last backup
Cdrop the lost member from the database， and then add a new member to the group
Drestore all the database files from the backup， and then perform a complete recovery
Erestore all the database files from the backup， and then perform an incomplete recovery
正确答案
答案解析
略
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