The only option that is not generally a reason why historians study societal change would be "<span>d. to estimate how long it would take to build a road system," since this requires a separate type of research. </span>
The Bessemer Process was an extremely important invention because it helped made stronger rails for constructing the railroads and helped to make stronger metal machines and innovative architectural structures like skyscrapers. The United States Industrial Revolution moved from the Age of Iron to the Age of Steel.
Answer:
B
Explanation:
Germany and the United Kingdom both contain types of government in which either the country leader is the Head of State (Kind of like the United States, In which the president goes to baseball games and supports his team, also throwing the first pitch.) or another person in the government, or in this case, Parliament, is the Head of State. As head of state, one will support his country in sports, events etc. (Like the Olympics.)
It would be checked by the federal justices system and challenged by the Supreme Court.