Let's take a closer look at county and city governments. They serve similar roles, and often overlap. In rural areas, counties fill the basic roles of public health and safety. They often have sheriff's offices, rural fire departments, and ambulance services. In more densely populated areas, cities provide these services with police and fire departments. Some cities operate school systems, hospitals, and mass transportation. Cities build and maintain their streets and decide how and where new homes, businesses, and factories are built. Which responsibilities are commonly filled by county or city governments? Check all that apply. energy industry regulation roads and transportation law enforcement fire and ambulance services foreign trade agreements