Selected Answer: A

The metrics show a significant increase in both CPU utilization and network connections for all the listed PCs compared to their normal values. This could indicate that the machines are being used for unauthorized activities.
The current CPU utilization of all the PCs is significantly higher than the normal CPU utilization. This indicates that the PCs are running a lot of processes, which is a common symptom of a botnet infection.
The number of current network connections for all the PCs is also significantly higher than the normal number of network connections. This is another common symptom of a botnet infection.
A botnet is a network of computers that have been infected with malware and controlled by a remote attacker. The attacker can use the botnet to carry out a variety of malicious activities, such as sending spam, launching DDoS attacks, or stealing data.