Connection failure in the network: The OS can detect network failures, retry connections, and inform the user of the issue. It can also manage network resources and prioritize traffic.
Power failure: The OS can initiate a shutdown process to save data and prevent corruption. It can also handle system recovery upon reboot.
While the OS might not be able to fully resolve all aspects of these errors, it plays a crucial role in managing system behavior and informing the user.
Therefore, option d) all of the mentioned is correct.