What aspect of preparedness involves testing, training, notification plans, and supplies?

The correct choice reflects the comprehensive nature of preparedness, which encompasses various elements essential to effectively managing emergencies. Preparedness includes organizing and equipping individuals and organizations to respond to emergencies or disasters efficiently.

Testing, training, notification plans, and supplies are integral components of preparedness. Through testing and training, individuals and teams can practice their responses, improving skills and efficiency. Notification plans ensure that all members of a response team and relevant stakeholders can be quickly informed during a crisis, facilitating effective coordination. Adequate supplies are essential for enabling personnel to act promptly and efficiently when an emergency occurs.

In contrast, recovery focuses on returning to normalcy after an emergency, while mitigation involves strategies to prevent or lessen the impact of future emergencies. Response pertains specifically to the actions taken during the event itself, emphasizing immediate actions rather than the proactive measures encompassed by preparedness.