Roots of the Scientific Revolution. The scientific revolution, which emphasized systematic experimentation as the most valid research method, resulted in developments in mathematics, physics, astronomy, biology, and chemistry. These developments transformed the views of society about nature.
The correct answer is B, "sharecropping."
Explanation:
C) They replaced farms with ranches in order to use all available land to raise cattle.
The correct answer is Demilitarized zone (DMZ)
Explanation: Demilitarized Zone (DMZ), which divides the Korean Peninsula, became the emblem of the truce that ended the fighting in the Korean War (1950-53).
The location is a regular destination for American leaders who want to show their determination in front of North Korea.
The implementation of the assembly line by Henry Ford at his automobile plants was extremely important. It was important because it drastically reduced the amount of time it took to produce a Ford car. Since it took less time and effort to make the car, the price of Ford's dropped significantly. This drop in price made Ford cars more available to the American public, increasing the amount of people who owned cars in the US during the 1920's.
The development of the assembly line changed everyday life for Americans in multiple ways. First, traveling became much easier as cars were now available to more Americans. Along with this, the assembly line would be a method used by thousands of other companies all across the US. This made it so that workers would need to be able to complete one repeatable task throughout the entire day.