Suppose Nina decides to see the tamarins. Which result would be a cost?
Nina will spend more time walking to the tamarins. They are on the other side of the zoo, but the vultures are close by. Nina will enjoy seeing the tamarins more than she would have enjoyed seeing the vultures.
Nina is deciding whether to see the tamarins or the vultures at the zoo. She wants to see lots of animals, but the zoo is closing soon.
Before you decide to do something, it is often helpful to list costs and benefits.
Costs are what you give up or spend when you decide to do something. Costs involve giving up things that you want or need.
Benefits are what you gain or save when you decide to do something. Benefits involve gaining something that you want or need.
This result is a cost. It involves giving up or spending something that Nina wants or needs:
Nina will spend more time walking to the tamarins. They are on the other side of the zoo, but the vultures are close by.