Hmmmm, I think it is slavery
This system is distinguished from others because it has a chief executive (the president) who is chosen by the people to serve a limited term in office with a distinct separation of powers (the executive branch) as well as specific limitations on exactly what he/she can do while in office.
1. Peisistratus: swept in and took control to prevent anarchy, was a despot.
2. Cleisthenes: given dictatorial power in an effort to make peace among all citizens.
3. Solon: advanced democracy, reformed the Assembly.
Mesopotamia - cuneiform.
If that is what you meant.
The correct answer is: "allowing goods to be shipped further".
The spread of the internal combustion engine allowed to developed faster means of transport with great capacity, which enabled to transport large amounts of goods at a low cost. Companies were able to cheaply transport their products to further places, therefore the markets where they could operate widened significantly. A progressive market integration process took place as technologies allowed the development of more efficient production and transportation systems.
