Question

This question has two parts. Answer Part A, and then answer
Part B.
Part A
What does the phrase highly dynamic and variable indicate about
the mountains and canyons of Yellowstone in the first sentence of
paragraph 2?
1. They are extremely old features.
2. They are mainly why the park exists.
3. They are especially popular with visitors.
4. They are continually undergoing changes.

Answer 1

You answer it.

Answer 2

4. They are continually undergoing changes.

Part B
How might the highly dynamic and variable nature of Yellowstone's mountains and canyons impact visitors to the park?
1. Visitors may feel unsafe due to the constant changes.
2. Visitors may have a more exciting and unpredictable experience.
3. Visitors may have a harder time navigating the park.
4. Visitors may not be able to appreciate the natural beauty of the landscape.

Answer 3

Part A: 4. They are continually undergoing changes.

Part B: 2. Visitors may have a more exciting and unpredictable experience.