A. contamination of soil
B. erosion of soil
C. reduction of nutrients
D. loss of water supply
A
Dẫn chứng: Soil erosion, nutrient depletion, and the loss of water led to decrease in the food supply.
Câu hỏi trên thuộc đề trắc nghiệm dưới đây !
Copyright © 2021 HOCTAP247