By separation of powers and a system of checks and balances. Power is divided among 3 different branches that each cannot do things solely on their own.
The most widely accepted theory is that the Americans (well, at the time still Asians) arrived from Northern Asia to America through the Bering Strait during the Ice Age, when the Strait was either frozen or very shallow (so they could use very primitive boats and do island-hoping).
Answer:
An religious group is a group of people who practice the same religion (like Catholic Christians).
An ethnic group is a group of people who share cultural ideas and beliefs that have been a part of their community for generations.
Hope this helps!
Answer:c- It will still weigh 15 grams
Explanation:
Given
Fifteen gram of a liquid plastic are frozen in a physical change that increases the volume.
It is certain that the mass of plastic will remain fifteen grams despite the increase of volume as density of the plastic will automatically adjusted to get same mass

Answer:
c. "Currency Exchange"
Explanation:
According to my research on Economics, I can say that based on the information provided within the question the term being described in the question is called "Currency Exchange". When exchanging currency for example, Argentinian Peso (ARS) with United States Dollar (USD), There are two values a sales price and a buying price.
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.