Question

Which of the following was NOT part of the agricultural revolution at the end of the 19th Century?

A. barbed wire
B. rotation of crops
C. wind power
D. artificial fertilizer

Answer 1

The right answer is B.

Step-by-step explanation:

Rotation of crops is a very old farming technique, used already in ancient times in different places such as China or in the Roman Empire. It is not an innovation of the 19th century, unlike the other three things mentioned here.