-  A radio service using amateur service frequencies on a regular basis for communications that can reasonably be furnished through other radio services

  -  A radio service using amateur stations for civil defense communications during periods of local, regional, or national civil emergencies

  -  A radio service using amateur service frequencies for broadcasting to the public

  -  A radio service using local government frequencies by Amateur Radio operators for emergency communications

  

Correct Answer : A radio service using amateur stations for civil defense communications during periods of local, regional, or national civil emergencies