You need to plan the offline backup of your repository.
What is the correct backup procedure for a cold backup?

A.
1. stop the index server
2. stop the file server
3. stop the database
4. back up the index vault
5. backup the database
6. back up the file server
7. start the database
8. start the file server
9. start the index server

B.
1. stop all software that works with the Content Server
2. stop the repository
3. stop the database
4. back up the database
5. back up each content storage area to /dev/null
6. start the database
7. start the repository
8. start all software that works with the Content Server

C.
1. stop all software that works with the Content Server
2. stop the repository
3. stop the database
4. back up the database
5. back up each content storage area
6. start the database
7. start the repository
8. start all software that works with the Content Server

D.
1. stop all software that does not work with the Content Server
2. restart the operating system
3. export the database
4. back up the config files
5. back up each content vault
6. recover the database
7. start the repository
8. start all software that works with the Content Server