What are the three most common initial operational modes for the initial company officer?

The three most common initial operational modes for the initial company officer are command, fast attack, and data collection.

This selection highlights the essential roles an officer must assume when first arriving at an incident scene. Command is critical for establishing order and making quick decisions about how to approach the situation, ensuring that resources are effectively allocated to control the incident. Fast attack refers to the immediate aggressive response to mitigate the situation whenever possible, which is often necessary in fire suppression and rescue operations. Data collection involves gathering important information about the incident, such as the size and location of the fire, hazards present, and occupancy details. This data is vital for developing a strategic response and for future incident management.

In contrast, while the other options mention important aspects of incident management or operational modes, they do not encapsulate the immediate actions and responsibilities that are most relevant for the initial company officer upon arrival.