Final answer:
The correct answer to run "On Demand" Disk Safe Verification is 'd. Verify Disk Safe Now'. This option will initiate the process to check the integrity of the Disk Safe.
Step-by-step explanation:
To run "On Demand" Disk Safe Verification in a backup application or a control panel, you typically need to select an option that indicates you want to verify the integrity or status of the Disk Safe. In this context, the correct answer to the question on how to run the verification process is usually found within the application's interface, often labeled with a clear action verb related to the task.
The answer to the question is: d. Verify Disk Safe Now. This option explicitly states the action of verifying the Disk Safe, which is crucial for ensuring the reliability and integrity of your backups. Running this verification periodically can help detect possible issues or corruption within the Disk Safe.