Which phase follows the containment of a hazardous material spill?

Answer: A — Recovery phase.

The phase that follows the containment of a hazardous material spill is the recovery phase. During this phase, the focus shifts from immediate response actions necessary to contain and manage the spill to longer-term activities aimed at restoring the affected environment and ensuring safety. Recovery includes evaluating the implications of the spill, assisting affected communities, and implementing measures to prevent future spills. In contrast, the response phase involves the immediate actions taken to stop the release, control the hazard, and protect public safety, which occurs before containment. The assessment phase typically involves evaluating the situation and determining the nature of the hazardous materials before containment measures are put in place. The cleanup phase focuses on removing the hazardous materials and restoring the site, which occurs after the recovery phase begins. Therefore, the recovery phase encapsulates the multi-faceted approach necessary to deal with the aftermath of the spill comprehensively.