You want to protect your database from single point of failure by multiplexing the control file. Your database is started using SPFILE. You have to perform the following tasks:
1. Shut down the database instance.
2. Copy the control file to new location.
3. Configure the CONTROL_FILES parameter.
4. Restart the instance.
Select the correct order in which these tasks need to be performed.
A.
3,2,1,4
B.
3,1,2,4
C.
2,3,1,4
D.
1,2,3,4