Respuesta :
Answer
A. Staying at home and watching her favorite television show an activity that she values at $18 and that entails no out-of-pocket costs.
Explanation
While Kamryn decides the activity to choose, there are factors to consider which include the expenses that will be incurred with that particular choice. In the first example, the costs are low and Kamryn will still spend the evening as comfortable as planned while saving some dollars.