You are administering a database stored in Automatic Storage management (ASM). The files are stored in the DATA disk group. You execute the following command:

The file ‘+data.231.45678’ is physically relocated to ‘+data/prod’ and renamed as ‘myfile.dbf’. 

The file ‘+data.231.45678’ is renamed as ‘myfile.dbf’, and copied to ‘+data/prod’. 

The file ‘+data.231.45678’ remains in the same location and a synonym 'myfile.dbf' is created. 

The file ‘myfile.dbf’ is created in ‘+data/prod’ and the reference to ‘+data.231.45678’ in the data dictionary removed.