（185）A shoot-out has erupted between your MS development teams using.NET and your Linux development teams using Java.

Knowing that your database is in danger,which command would you use to back up your NOARCHIVELOG mode database using RMAN with compression?

A. backup database all

B. backup compressed database

C. backup as compressed backupset database;

D. backup as compressed backup database plus archivelog all;

E. backup as compressed backupset database plus compress archivelog all;

答案：（C）