The graph illustrates the total economic welfare gained by citizens from a government’s spending on health and education services. If the government has $60$ billion from its budget to divide between health and education services, which distribution will produce the greatest level of welfare for its citizens?
- AHealth spending $0$ ($\$ billions), education spending $60$ ($\$ billions)
- BHealth spending $20$ ($\$ billions), education spending $40$ ($\$ billions)
- CHealth spending $40$ ($\$ billions), education spending $20$ ($\$ billions)
- DHealth spending $60$ ($\$ billions), education spending $0$ ($\$ billions)