Problem: Given the question: Berg city used only gas powered vehicles while Hill city used electrical vehicles. The two cities had a similar population and vehicle numbers. Which city had more vehicles releasing harmful volatile hydrocarbons into the atmosphere?
++++++++++++++++++++++++++++++++
The answer is:
Berg

Problem: Given the question: Ricky, an entomologist, is observing an ant colony in his back yard. After some observation, he discovers that all the ants travel down one of two distinct paths in order to find food to bring back to the colony. After taking some measurements, Ricky sees that path A is approximately 100 meters in length, and path B is approximately 150 meters in length. Ricky is now trying to make some scientific conclusions based on these observations. Which path will have lower pheromone density?
++++++++++++++++++++++++++++++++
The answer is:
path B

Problem: Given the question: Nigeria invested in sand mining and started mining coastal barriers. Congo continued preserving their picturesque beaches. Which country did less damage to the environment?
++++++++++++++++++++++++++++++++
The answer is:
Congo