It a b and c hope it helps you
Answer:
Marginal analysis is helpful to individuals and businesses in balancing the costs and benefits of additional actions, like whether to produce more, consume more, and similar other decisions, thus determining whether the benefits will exceed costs and increase utility.
Answer:
D. Within 60 days
Explanation:
Randy received his credit card bill and noticed multiple unauthorized charges. Therefore, he should have 60 days before he must he notify his bank of these charges before he becomes entirely responsible for paying them.