A farmer has developed a new type of fertilizer. this new fertilizercosts 20% more to produce than the old fertilizer but has better results. the same land now produces 25% more crops each year. which statement best describes one way the farm will be affected by using this new fertilizer?

a: the farms marginal cost for fertilizer will increase
b: the farms marginal cost for fertilizer will decrease
c: the farms opportunity cost for using fertilizer will increase
the farms opportunity cost for using fertilizer will decrease

Read the paragraph and answer the question that follows: the town of belmond, iowa, needs to add weather sirens. the loud and steady wail would warn citizens of approaching danger. if past history is an indication, the sirens will save hundreds of lives. with a prediction of a deadly storm season, the alert which sentence should be revised to eliminate redundancy? the town of belmond, iowa, needs to add weather sirens. the loud and steady wail would warn citizens of approaching danger. if past history is an indication, the sirens will save hundreds of lives. with a prediction of a deadly storm season, the alert system is needed immediately.