Question 4 Quantity of Cars Washed 400 30 20 10 0 B 10 20 D 30 A 40 Quantity of Lawns Mowed In the figure above, what is the opportunity cost of going from 30 lawns mowed to 40 lawns mowed? O a. 10 lawns mowed Ob. 20 cars washed O c. 20 lawns mowed O d. 10 cars washed

In the figure above, what is the opportunity cost of going from 30 lawns mowed to 40 lawns mowed? a. 10 lawns mowed b. 20 cars washed c.20 lawns mowed d. 10 cars washed