The railroad tracks are parallel, because they go the same direction and don't intersect
Pollution and it being near the equator also some of it is
located in the tropic of cancer making some parts of china have a tropical climate
hope that answers your question :)
The world is round not flat cause first look image your viewing a picture of earth actually the earth is not really round its a shape called an ellipsoid which is kind of squatters and fat plus the world is round cause of the force of gravity
The answer for this question is B: HydroElectric Power