question: Several horses grazed in a fenced area across from a home. On rainy days, soil would wash down a slope and run toward the home. After the horses were moved a few years later, the soil no longer washed down when it rained. What could account for this change?
choices.text: The grass grew and kept the soil intact. The fence kept the soil contained. The soil was completely gone. The amount of rain decreased.
choices.label: A B C D