X has an elevation of 1600m
Y has an elevation of 1240m
Difference between the two elevations: 1600-1240=360m
Explanation:
Jupiter is the biggest planet in our solar system
Pollution to the atmosphere, and the fact that fossil fuels are only a finite resource and could very easily run out, and we wouldnt have anything left to power anything except for renewable sources of energy like solar, wind, geothermal, and hydroelectric.
In my opinion, I would say B) is the best answer.