To create a valid restartable copy of a database whose files are on multiple BCV pairs, what is the

To create a valid restartable copy of a database whose files are on multiple BCV pairs, what is the EMC recommended fastest procedure?

A.
Shutdown the database then perform an instant split

B.
Freeze the database I/O and perform an instant split

C.
Perform an instant split

D.
Deactivate the file system then perform an instant split