Which approach is taken when dealing with a confirmed explosive threat?

The approach of isolation and assessment is critical when dealing with a confirmed explosive threat because it prioritizes the safety of personnel and civilians while allowing for a thorough evaluation of the situation. By isolating the explosive threat, EOD technicians can create a secure perimeter that minimizes the risk of secondary explosions or collateral damage. This approach provides an environment where experts can assess the nature, type, and immediate risks associated with the explosive device.

Following isolation, assessment can include identifying the specific type of explosive, evaluating the potential consequences of detonation, and determining the best course of action for safe disposal or neutralization. This systematic method ensures that all possible hazards are understood before taking further action, such as demolition or controlled disposal.

The other options may not be suited for immediate situations with confirmed explosive threats. Immediate demolition could introduce additional risk without proper assessment, disposition for collection may not be feasible if the threat is still active, and evacuation of civilians, while important, does not address the need for a thorough understanding of the threat itself before moving forward.