Which of the following defines the term "sustainable"? modifying plants and animals to make them more resistant to diseases
using natural resources at full force in order to power machines and water crops
being wise with natural resources to ensure their presence for future generations
eating less food to ensure that future generations have enough to eat

being wise with natural resources to ensure their presence for future generations

Explanation:

.

crop rotation kepy different plants in the soil instead of once constintly. when switching out plants you have different nutrients being absorbed at different speeds and different roots growing differently therfore the spoil and water flow have to adapt and carry fresh nutrients to carry the constant changes that were going on in the soil.

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b