Answer:
The farm's marginal benefits for each piece of land will increase
Explanation:
In economic terms, marginal benefit is the boost or increment to consumer bars on the consumption of an extra component of a particular good or service.
Therefore, for the farmer that has developed a new fertilizer that produces better results even though it is more expensive than prior fertilizer, the statement that best describes one way the farm will be affected by using this new fertilizer is the farm's marginal benefits for each piece of land will increase.