People who leave their countries because the land had been settled.
<h3>What is a frontier?</h3>
A frontier is the area of Land that is shared by two countries.
It is the border or outskirt of the country which can be occupied by people form the various country. People move here in war time or to search for greener pastures.
Therefore, People moved to the frontier because the land had been settled.
Learn more on frontier here,
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They were more focused on living life for themselves and not the afterlife. In the Middle Ages, they were focused on social classes.
The main theme in the two texts is that water is essential for the survival of plants and animals.
<h3>What is the "Rainy Rain Forest"?</h3>
This refers to the academic text that talked about the importance and uses of water as they keep sea life alive and also sustain humanity.
Hence, we can see that the two texts talk about the essential uses of water and how they can be used to ensure the survival of human and animal species.
Read more about "The Yellowstone National Park" here:
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I’m almost certain it’s D, the last one good luck I hope it’s right
1. Foreign policy
2. Nationalism
3. Sectionalism