Question

Which of the following is an example of sustainable farming?

A. An orchard that grows a nearly extinct type of apple using a lot of water
B. A pig farm that grows corn, sells the cobs, feeds the pigs the husks, and uses the manure
C. A large commercial farm that creates chemical runoff that is harmful to local fisheries
D. A family that grows enough food for themselves and others

Answer 1

Answer:

D.....................

Answer 2

I think the answer is D
This is because the pig farm is able to sustain itself and does not need many other resources as it itself is producing resources.