Answer:
c. $320
Step-by-step explanation:
Opportunity cost is an economic term for expressing cost in terms of forgone alternatives. The opportunity cost of Dana is calculated as;
Hours spent baking cookies = 4 hours, the amount earned per hour when Dana is working as yoga instructor = $80.
Therefore, the total opportunity cost of Dana, when she is baking is cookies;
= 4 hours × $80
= $320.