What precaution must you take for the read-only tablesp…

In your database, there are tablespaces that were read-only when the last backup was taken. These tablespaces have not been made read/write since then.
You want to perform an incomplete recovery on the database by using a backup control file. What precaution must you take for the read-only tablespaces before performing an incomplete recovery?

A.
All the read-only tablespaces should be taken offline.

B.
All the read-only tablespaces should be restored separately.

C.
All the read-only tablespaces should be renamed to have the MISSINGnnnn format.

D.
All the read-only tablespaces should be made online with logging disabled.