Economists use changes in <em><u>GDP to measure the state of a country's economy.</u></em> The gross domestic product, also known as GDP, is a tool that economists around the world use to measure how the economy of a specific country is doing. They use this tool, because it represents the value in american dollars, of all the services and goods that a country produced during a specific amount of time. This number gives an estimation on how big or small the country's economy is.
It's number 4.
Marshall instituted the process of judicial review and, subsequently, positioned the judicial branch as equal to its partners in the American government: the legislative and executive branches.
Answer:
almost nothing and if your teacher/professor is asking this about race you should file a complaint against them
B. A soldier in the union army during the civil war.