As the united states expanded from the original thirteen states, it had to

As it expanded it needed to change many things. Expanding required creating systems to add new states into the union, but even that required creating standards of deciding whether or not a state is ready to be admitted. In addition, it had to add them to the congress which automatically changed the electorate number due to the number of people that changed which was important for the house of representatives. There were so many things that had to change that it is impossible to answer them plainly here.

The answer is d. spain.