Which aspect of Avenger class ships enhances their ability to operate in minefields?

The capability of Avenger class ships to operate effectively in minefields is significantly enhanced by their stealth and low profile. These vessels are designed to minimize their radar and acoustic signatures, which reduces the likelihood of being detected by enemy sensors that may be monitoring for naval activity in sensitive areas such as minefields. This stealth aspect allows them to approach mine-infested waters with a lower risk of triggering mines or being engaged by enemy forces.

In minefields, the ability to evade detection can be critical, as mines are often deployed to target vessels and create a barrier to navigation. By maintaining a low profile, Avenger class ships can conduct their missions—whether it be mine sweeping, reconnaissance, or supporting other naval operations—more effectively and with a higher chance of success.

Other aspects like speed and maneuverability, while important, are secondary to the advantages provided by stealth in the context of minefield operations. Electronic warfare systems and advanced weaponry certainly contribute to a ship's overall operational effectiveness but do not directly address the unique challenges posed by minefields compared to the benefits delivered through stealth features.