What is the correct definition of a marginal analysis?

Responses

a study that examines two or more possible business options to find the one that is most beneficial

a study that examines two or more possible business options to find the one that is most beneficial

an economic model that can predict how prices will behave when demand rises or falls

an economic model that can predict how prices will behave when demand rises or falls

a study that examines how command economies compare to market economies in terms of consumer satisfaction

a study that examines how command economies compare to market economies in terms of consumer satisfaction

an economic model that compares the additional benefit of doing something with the additional cost of doing it

an economic model that compares the additional benefit of doing something with the additional cost of doing it