Answer: People face trade offs
Explanation: This given case illustrates the concept of public trade offs. This refers to the choices an individual makes in certain situation when there are different alternatives available.
In the given case, Juanita has limited time but a lot of activities to do. Hence she have to make a choice between those different activities. Every decision she makes has its own opportunity cost.
Thus from the above we can conclude that Juanita is facing trade off situation.