Why have so many small family farms in the western states declined? a. There is no longer enough water to raise crops b. The farmers have decided to move to the cities They have been replaced by agribusinesses d. The land is very poor and not suitable for farming

I would say C

Explanation:

Because A, there is enough water, we have revolutionized the farm industry. B, people live but farmers will most likely remain farmers and they NEED to be in farm area to do so. D, land is unsuitable in different places, but with the rise of modern technology land has become more sustainable. And C, businesses have risen like crazy and are taking over human jobs

So the best answer is C

are you referring to matrix mathematics!