A wildfire fueled by extreme winds burns thousands of acres of croplands, decimating many fields, trees, and structures in the area. Which of the following strategies should farmers implement as sustainable practice(s) to promote soil conservation? I. Utilize standing tree lines as windbreaks for farms until a buffer strip can be regrown
II. Avoid adding manure to burn areas to prevent phosphate buildup
III. Remove remaining trees from the area

I only
II only
I and II only
I and III only