You didn’t give us options..?
I would say a religion is anything with a following of people that have common beliefs and have a place of worship/meeting.
Most of Costa and McCrae's early research was focused on 3 main trait factors that included neuroticism, extraversion, and openness to experience. The following traits are discovered in the late 1970's and the early 1980's time period in order to recognize the structure of an individual's personality.
Answer:
If different states had different currencies, things would be more or less expensive, making it difficult to have a stable economy.
Explanation:
If they were to have different currencies were to be different, you could only know how much money a certain state has because it's different.