Answer:
Option (B) and (D) are correct.
Step-by-step explanation:
The opportunity cost refers to the benefit that is foregone by choosing some other alternative. Simply, it is the benefit that is obtained from the next best alternative.
Let's consider this statement: The opportunity cost of investing in capital is the loss of the consumption that is obtained from the transfer of resources towards investment.
Following are the costs that she must consider:
(i) The $4 in direct costs she would spend to drive to and from her babysitting job.
(ii) The opportunity costs of not working at the store on a Saturday when she babysits.