Upon receiving an emergency traffic evacuation order, what should company officers report?

The correct choice centers on the importance of accountability during emergency situations. When a traffic evacuation order is issued, ensuring the safety and accountability of all crew members is paramount. Reporting a "par" or personnel accountability report confirms that all members of the crew are present, accounted for, and safe. This is crucial for effective incident management and helps to minimize confusion and potential loss of personnel during chaotic situations.

While the other responses may have significance in various contexts—like progress status to indicate how the evacuation is proceeding, accidents reported to assess new hazards, and location of equipment for operational efficiency—they do not directly address the immediate priority of ensuring that all personnel are accounted for in light of an emergency evacuation. Personnel safety and accountability must take precedence to maintain a coordinated and safe response to the situation at hand.