Which of the following is an example of biotechnology? a)satellite b)artificial heart c)atomic bomb d)silicon chip

The navigation acts restricted american traitor only france? true or false

During industrialization which led to an explosion of new economic theories

You are a historian studying britain. you believe that a rise in the average british citizen's income between 1800 and 1850 can be linked to a rise in literacy. you have many sources of data from a town in britain covering that period. which four types of data would you study to investigate this theory?