The correct answer is letter B
Explanation: Counties are administrative or political subdivision of a state that consists of a geographic region with boundaries and usually have level of governmental authority.
Township is a unit of local government in the United States that is subordinate to a county.
Municipalities are a single administrative division that have a corporate status and power of self-government or jurisdiction as granted by national and regional laws to subordinate.
(A) Exchange new ideas
this is because none of the other answers go with trade and commerce
A form of collective social behavior that persists over a long period and gradually finds place as a tradition is called a custom. Examples:
Drinking a glass of wine with each meal--French custom (although that might changing due to economic woe and other variables)
Saying a prayer before each meal--Latin American custom (although it's a custom in other places too, and not every Latin American does this)
Answer:
Are you ok? What happened?
Explanation:
:(