What capabilities do CBRN reconnaissance teams provide to the commander?

The correct choice highlights the primary role of CBRN reconnaissance teams in confirming or denying information obtained from level I detectors. These teams are trained and equipped to assess contamination levels and the nature of chemical, biological, radiological, or nuclear hazards on the battlefield.

The ability to provide accurate assessments is crucial for commanders to make informed decisions about troop movements, decontamination efforts, and overall operational strategies. By validating or negating detector alerts, the reconnaissance teams ensure that the information used for mission planning is reliable, thereby enhancing the safety and effectiveness of unit operations in a potentially hazardous environment.

This capability is vital for establishing a clear understanding of the battlefield conditions, allowing for the correct response to any threats present.