【多项选择题】
Which two features of RMAN would must likely influence your decision to incorporate RMAN into your backup and recover strategy， if your most important requirement is to reduce the time ofrecovery？（）
A、A.RMAN’s powerful command language.
B、B.RMAN backups can be parallelized.
C、C.RMAN allows for incremental block-level backups.
D、D.RMAN backup， restore， and recovery scripts can be stored.
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