A farmer has developed a new type of fertilizer. This new fertilizer costs 20 percent more to produce than the old fertilizer but has better results: The
same land now produces 25 percent more crops for each harvest.
Which statement best describes one way the farm will be affected by using
this new fertilizer?
A. Marginal benefits will increase for each harvest.
B. Opportunity costs will increase for each harvest.
C. Marginal costs will decrease for each piece of land.
D. Opportunity costs will decrease for each piece of land.