Stops signs are the answer to all problems
Exemplar basically means a typical example, or model, of a concept or role. However the meaning can be extended to mean he best example of a concept or role. For instance, someone might say that you are an exemplar student, which can mean that you are a great example, or model, of a student.
Answer: Age
Explanation: Age always goes up, but doesn't go down.
The way in which each country’s economy links to other countries is global economies
