During the ________ approach, the dismounted surveyors expose themselves to the minimum concentrations of CBRN hazards.

The downwind approach is designed for dismounted surveyors to minimize their exposure to CBRN (Chemical, Biological, Radiological, and Nuclear) hazards. When surveyors approach a potential hazard from downwind, they utilize the natural airflow to their advantage, which allows the wind to disperse any contaminants away from them. This method significantly reduces the risk of inhalation or contact with harmful substances, as the most concentrated areas of contamination are typically found upwind of the release point.

In this context, the focus is on the safety and effectiveness of reconnaissance operations. By approaching from downwind, surveyors can survey affected areas while maintaining a safer distance from the source of contamination. This tactical decision is critical in protection against hazards that may be present in the environment during a CBRN incident, ensuring that personnel can conduct their operations with minimal risk.