Answer:
data encryption and virus scanning utilities
Step-by-step explanation:
In this scenario, Jack has determined that a virus has infiltrated his computer and corrupted several data files, but he doesn't know what to do.
The two most helpful utilities are data encryption and virus scanning.
If Jack encrypted his data files and use virus scanning to scan the computer for viruses, the computer's firewall will quarantine and delete the virus.
So, the correct answer is data encryption and virus scanning.