Respuesta :
Answer:a
Explanation: The answer is A only reason I know that is because I chose D on my apex test and got it wrong it said it was a
The statement which best describes one way the farm will be affected by using  this new fertilizer is:
- A. Marginal benefits will increase for each harvest.
Based on the given text, we can see that there is the development of a new type of fertilizer which was made by a farmer and there is a difference in cost which would have an effect.
With this in mind, we can see that because it costs 20% more to produce and has better results, then the effect this would have is that the marginal benefits would increase for each harvest.
Therefore, the correct answer is option A
Read more about marginal benefits here:
https://brainly.com/question/10803575