In what order would you execute the following steps to create a recovery catalog？（） a.Issue the create catalog command. b.Create the recovery-catalog database. c.Create the recovery-catalog user. d.Grant the recovery_catalog_owner privilege to the recovery-catalog user. e.Issue the register database command from the target database.

A. a，b，c，d，e
B. b，a，d，c，e
C. b，c，d，a，e
D. b，c，d，e，a
E. b，d，c，a，e