Final answer:
The Department of Homeland Security was charged with developing EMS.
Step-by-step explanation:
The Department of Homeland Security was charged with developing EMS (Emergency Medical Services). After the 9/11 attacks in 2001, President George W. Bush asked Congress to create the Department of Homeland Security to oversee programs and agencies related to national security threats. EMS is an essential component of disaster response, providing medical assistance to individuals in emergency situations.