Paul Ehrlich's Book the Population Bomb Made Which of the Following

Paul Ehrlich's book The Population Bomb made which of the following predictions?

A) That the population would explode, but that technology would improve enough so that resource scarcity would be less of a problem.
B) That resource prices would skyrocket and widespread famine would occur.
C) That climate change would decimate the world's food supply.
D) That increases in resource supply would outstrip growth in resource demand.