Which response core capability involves ensuring the capacity for timely communications in support of security, situational awareness, and operations by any and all means available, among and between affected communities in the impact area and all response forces?

On-scene security, Protection, and Law Enforcement

On-scene security, Protection, and Law Enforcement entails conducting appropriate measures to ensure the protection of the health and safety of the public and workers, as well as the environment, from all hazards in support of the responder operations and the affected community

answer: a. the kind of population living in your neighbourhood.

the census explorer data tool by the us census bureau allows the user to zoom in on any neighbourhood within the united states and find the kind of people residing in that by race and age.  

the tool needs to needs to be used twice – once in order to find what type of people reside in a neighbourhood, and then to see the age groups of the people in the same neighbourhood.