Gloria owns a 100-acre property that needs to be mowed every week. Christopher mows the property for her at the cost of $20 per acre. John wants to mow Gloria's lawn instead. According to Professor Raju's analysis of Economic Value to the Customer, what price should John charge to persuade Gloria to hire him instead of Christopher? in switching her landscaper?

1 Exactly $2000

2 More than $2000

3 Less than $2000

4 Exactly $2100

1,2,3 or 4?

Thanks