Final answer:
The options for restoring a CA include restoring the CA database, restoring just the keys and certificates, and restoring the entire CA.
Step-by-step explanation:
Options:
d. Restores just the CA database: This option restores only the CA database, which contains information about issued certificates and revoked certificates.
e. Restores just keys and certificates: This option restores only the keys and certificates of the CA, without restoring the entire CA.
c. Restores the entire CA: This option restores the entire CA, including the CA database, keys, certificates, and any other associated data.