Ya'll know about the population increase, now just think what it would be like if there was a population decrease When do you think the next population decrease will be???

The conventional projection by the UN is that world population, currently 7.7 billion, will increase to 11.2 billion in 2100, then stabilise before slowly declining. Fertility rates are in dramatic decline worldwide and world population may peak below nine billion by 2050 and then decline.

b or c im pretty sure

ba geologist finds four sedimentary rock she determines that no geologic events have shifted the layers she labeles them a,b,c,dbfrom top to bottom