Alan, Betty, and Craig live in Hazard County and Dean, Ed, and Francesca live in Graves County. Alan values a new hiking trail at $200, Betty values a new hiking trail at $150 , Craig values a new hiking trail at $175, Dean values a new hiking trail at $150, Ed values a new hiking trail at $275, and Francesca values a new hiking trail at $100. A new hiking trail costs $400. According to cost-benefit analysis, where will a hiking trail be built?
| Neither Hazard nor Graves |
| Only Graves |
| Both Hazard and Graves |
| Only Hazard |
Alan, Betty, and Craig live in Hazard County and Dean, Ed, and Francesca live in Graves...