Which of the following devices should be prioritized for emergency extrication?

The water basket is prioritized for emergency extrication because it offers a secure and stable method for retrieving individuals from water during rescue operations. Its design allows for quick deployment and effective handling of victims, particularly in turbulent or swift water conditions. Water baskets are specifically engineered to accommodate multiple victims, providing ample space and support. Additionally, they can be easily maneuvered by rescue personnel, ensuring that victims can be brought to safety more efficiently.

In contrast, while other devices like movable control points, horsecollars, and soft bags have their uses in various rescue scenarios, they may not be as effective in the specific context of water rescues. Movable control points might focus more on stabilizing operations rather than directly facilitating victim removal. Horsecollars, although useful for securing individuals who need support during extraction, may not offer the same level of overall safety and efficiency as a water basket when dealing with multiple or larger victims. Soft bags are typically used for flotation or as a splinting aid, which may not provide the necessary structure for extrication from water. Thus, the water basket stands out as the best choice for ensuring a safe and effective extrication process in water rescue situations.