Answer:
D. between its two largest cities
Explanation:
The capitol of Australia, Canberra, is located between Australia's largest cities Melbourne (northwest) and Sydney (southwest).
Well overpopulation puts huge dent in available food supplies. This results in deforestation to make both farmland and lumber for building to house everyone. deforestation create CO2, and depletes vegetation which would have absorbed CO2
Europe and America used slaves for labor so the slaves in America or Europe are subtracted from the South African population.