The government must select the best location from four possible sites for a port. The benefits and costs for each site are given in $m in the table. Which site would be selected?
- ASite A (private benefits 700, external benefits 1100, private costs 20, external costs 5)
- BSite B (private benefits 800, external benefits 1100, private costs 80, external costs 40)
- CSite C (private benefits 900, external benefits 600, private costs 10, external costs 50)
- DSite D (private benefits 1000, external benefits 900, private costs 100, external costs 200)