This could possibly be because the more advanced countries are more advanced in technology and have vehicles, and those vehicles produce CO2. And because of the greenhouse gas effect the more CO2 that is produced the warmer the earth will be.
Answer:
I believe it is C, please correct me if it is incorrect.
Explanation:
Some parts of the route will be mountains, rocky roads, etc. Therefore it will gradually increase.
The correct answer among all the other choices is B. The government has banned further development of the region. This statement about the Amazon River basin is not accurate. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
All
Climate patters - people migrate to temperate regions
Traditions - people migrate to areas where famous things happened
Elevations - most people don't live in the mountains
Ethnicity, Religion, Language - people of the same ethnicity, religion, and/or language will stay together