applying nitrogen-rich fertilizers keeping grasses trimmed short building houses on stilts planting trees along cliffs
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Human actions can change the rate at which soil erodes. Which of the following would most likely slow the rate of soil erosion?
Possibilities:
- applying nitrogen-rich fertilizers
- keeping grasses trimmed short
- building houses on stilts
- planting trees along cliffs

planting trees along cliffs