Final answer:
Geographical and administrative subdivisions of states are referred to as counties. Counties are responsible for administering state laws within their borders and perform various duties.
Step-by-step explanation:
The geographic and administrative subdivisions of states are referred to as counties. Counties are usually the largest political subdivisions and are responsible for administering state laws within their borders. They perform various duties such as maintaining jails, collecting taxes, and building and repairing roads and bridges.