You lost a temporary file that belongs to the default temporary tablespace in your database. From the options provided， which approach would you take to solve the problem？（）

• A、 flash back the database
• B、 import the temporary tablespace from the last export
• C、 restore all the data files and temporary files from the last full database backup and perform a recovery
• D、 not perform a recovery， but create a new temporary tablespace， make it the default temporary tablespace and then drop the old tablespace