Which is an example of an action that is part of making a rational choice?

doing a cost-benefit analysis

calculating flexible and fixed expenses

adding up your assets

expanding your discretionary spending

the first part is ocean

explanation:

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .

answer; the miracles;