Answer:
Opportunity cost will be $44
So option (d) will be the correct option
Explanation:
We have given that if he is not going to class then he save $4 of campus parking fee
And he work for 4 hours at rate of $10 per hour
So his total earning will be = 4×$10 = $40
Now we have to find the opportunity cost
Opportunity cost will be given by
Opportunity cost = Earning +saving = $40+$4 = $44
So option (d) will be the correct answer