Michael would view the firewall log to track employee actions on the organization's network. Firewall logs are records of events that are captured by the firewall. They typically include details about allowed and denied traffic, network connections, and other transactions through the firewall. By analyzing these logs, network administrators can monitor network usage, detect unusual patterns of activity, and identify potential security threats or breaches.

The term that defines the extent to which an interruption affects normal business operations and the amount of revenue lost due to that interruption is the Recovery Time Objective (RTO). RTO is a critical metric in business continuity and disaster recovery planning. It refers to the maximum acceptable length of time that a service, product, or activity can be offline after a disaster before significantly impacting the organization. This metric helps businesses determine the amount of time they can afford to be without their critical functions before the loss becomes unacceptable.

In information security, security risks are considered an indicator of threats coupled with vulnerability. In other words, security risk is a probabilistic function of a given threat agent exercising a particular vulnerability and the impact of that risk on the organization. Security risks can be mitigated by reviewing and taking responsible actions based on possible risks. These risks can be analyzed and measured by the risk analysis process. Answer option B is incorrect. Security risks can never be removed completely but can be mitigated by taking proper actions.

Source Port Address is a 16-bit field that identifies the source port number of the application
program in the host that is sending the segment.
Answer option C is incorrect. This is a 32-bit field that identifies the byte number that the sender of
the segment is expecting to receive from the receiver.
Answer option B is incorrect. This is a 4-bit field that defines the 4-byte words in the TCP header.
The header length can be between 20 and 60 bytes. Therefore, the value of this field can be
between 5 and 15.
Answer option A is incorrect. This is a 32-bit field that identifies the number assigned to the first
byte of data contained in the segment.