Answer:reciprocity
Explanation: Reciprocity is a norm amongst people which is due to the act of kindness committed by one person to us ,that result to us feeling encouraged and motivated to commit the act of kindness back to those people , it is a norm of sharing out of the kindness of our heart because people have also been kind to us.
Answer:
200 million years
Explanation:
It is considered that Pangea began to break about 180 million years ago. When Pangea started to break is when we have the beginning of the continental formation that we have nowadays and the start of the birth of the Atlantic Ocean between South America and Africa.
A. To give the country tools to uphold liberty
The Constitution basically says here are the United States' standards and here the rights YOU have, use these to help America uphold these standards.