You are using Recovery Manager （RMAN） for backup and recovery operations. Your backup and recovery policy is such that you are performing full database backup every Tuesday and Friday. You configure RMAN using the following command： RMAN>CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 4 DAYS； All backup and archived redo logs generated during the current week are as follows： Which of the following files will be listed when issuing the REPORT OBSOLETE command on Sunday？ （）
- A the archived redo log with the log sequence 520
- B the backup files from the full database backup performed on Tuesday
- C the archived redo log with the log sequence 520 and the backup files from the full database backup performed on Tuesday
- D archived redo logs with the log sequences 520， 521， 522 and the backup files from the full database backup performed on Tuesday