Today, about 10 percent of adults in great britain and the united states claim to be

The answer is left handed. It has been research and studies that there are at least ten percent of the adults in the following countries that claimed to be left handed and were made claims after it has been seen in the statistics.

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.