If a conductor knowingly commits a violation against FRA regulations:

When a conductor knowingly commits a violation against FRA regulations, it is important to understand how such violations are treated in terms of penalties and offenses. The correct answer highlights that each day a violation continues is counted as a separate offense. This means that if a conductor is in violation of regulations and does not take steps to rectify the issue, each additional day adds to the severity of the penalty.

This approach serves as a significant deterrent, emphasizing the importance of compliance with regulations on a daily basis. It helps ensure that violations are addressed promptly, as the accumulation of offenses can lead to increased fines or consequences. This understanding is crucial for conductors to maintain compliance and avoid escalating penalties.

In contrast, other options might suggest less severe implications for ongoing violations or misunderstand how the FRA categorizes and enforces violations, but they do not align with the established enforcement practices of the FRA. This distinction reinforces the need for conductors to be proactive in compliance to mitigate ongoing risks and penalties associated with regulatory violations.