Human population increased sharply during the because of improvements in farming techniques.
a hunter-gatherer period
b agricultural revolution
c period of prehistory
d industrial revolution

B. During the agricultural revolution, there were vital new improvements in farming techniques that made a sharp increase in human population.

The agricultural revolution began in Great Britain between the mid-17th century and the late 19th century. It brought new crops and grains and also new methods of farming and agriculture. Good irrigation system and drainage facilities also helped to increase the productivity of the crops.

An immense increment in farming output and productivity during the agricultural revolution added to the growth of the population. The farming revolution made a surplus of nourishment, so fewer people started to die of starvation. Statistics demonstrate that the revolution of agriculture committed a global rise in population.