Which of these best describes the effect the new technology had on the war?
A
The new technology made the war even more violent.

B
The new technology ended the need to use poisonous gas.

C
The new technology made the war less gruesome.

D
The new technology was designed to kill the enemy quickly.

The changes to agriculture in the united states since 1900 is that increased mechanization has increased food production, thereby increasing the need for labor. there has been an increased need for higher speeds of food production due the fact that the population in the united states continues to rise.