Answer:
The first agricultural revolution occurred during the Neolithic period and was the evolution of humans going from being hunter-gatherers to farmers.
The "second" revolution was because of the new ways people discovered to raise the quality and quantity of farmed goods. Examples include utilizing selective breeding, the plough, and crop rotations.
The Principia Mathematica was written by Alfred North Whitehead
Answer:
A progressive social reformer and activist, Jane Addams was on the frontline of the settlement house movement in the late 19th and early 20th centuries. She later became internationally respected for the peace activism that ultimately won her a Nobel Peace Prize in 1931, the first American woman to receive this honor.
