Problem: Hill town was full of gasoline powered vehicles, while Valley town 50 miles away, banned all gas powered vehicles and allows only electrical vehicles or horse-and-buggies. Given the paragraph above, please answer correctly the following question: Which town had fewer volatile hydrocarbons in the atmosphere?

A: Valley

Problem: Two cities located at the sea shore between sand dunes, took 2 different approaches to their economic stability and sources of income for their inhabitants. Dune city was mainly focused on raising animals fishing and tourism, while Gulf city started sand mining operations because of the good prices they received per cubic yard of sand. Given the paragraph above, please answer correctly the following question: Which city made more money from fishing?

A: Dune

Problem: Dan, a renowned pedologist, visited two farms near his home town. Grape farm had depleted soils and a low crop production, while Fruit farm, having parcels with depleted soils in the past, established an agroforestry system starting a decade ago which helped stabilize soil and increase production. Given the paragraph above, please answer correctly the following question: Which farm contributed to reducing nutrient runoff?

A: Fruit

Problem: Two farms were supplying produce to a large city. Green farm used organic methods and no fertilizers, while Bean farm used fertilizer to improve production. Given the paragraph above, please answer correctly the following question: Which farm had more fertilizer dissolve into runoff?

A:
Bean