If you are talking about the first air pollution problem its is A, almost about 100 years ago.
1955
Plowing the contour of the land to have minimal soil erosion. <span>It involves plowing across hill slopes to prevent soil erosion.
Hope this helps.</span>
Answer: I believe it would be B, D, and E lad
The reason i say this is because the treaty caused alot of damage to the german army(they couldn't have the luffewaffe, there army was reduces to 100,000 troops, and much more) , land (they had to give up a ton of money to the allies of WW1), and put them in a ton of debt (they had to pay about $33 billion)
Explanation:
I hope this helps you mate :)
They did it because they feared that without a specifically enumerated bill of rights that the government could become tyrannical in the same manner in which the British were tyrannical. They believed that rights of people and states should be written and stated officially instead of just being implied since implied things are easy to exploit and maneuver according to your needs.
Because Pancho Villa attacked the town of Columbus, New Mexico