Final answer:
All-hazards emergency planning allows for a coordinated response to various emergencies, encompassing natural disasters, man-made accidents, and terrorist attacks.
Step-by-step explanation:
The statement that best describes all-hazards emergency planning is: All-hazards emergency plans enable medical providers and communities to work together in response to a variety of emergencies. Such planning is comprehensive and designed to prepare for and respond to different potential incidents, including natural disasters, man-made accidents, and terrorist attacks. By encompassing a broad range of potential threats, it allows for a coordinated and effective response to various emergencies that could affect public health and safety.