Number 1 is the correct answer
Moctezuma I was a great leader, probably the best of the Aztec rulers. He was a great military commander, but also politician and diplomat. Moctezuma I wanted to have everything under control in the empire, and also to put order in it and make a proper class system. This resulted in multiple reforms in the political, social, and economic spheres. Politically, Moctezuma I managed to form the Triple Alliance, managing to make an alliance with two other empires, sharing the land, resources, and rule, while maintaining the dominant power in it. He established himself as the absolute authority, so everyone had to notify him of everything that was considered important and he had to give permission for it to happen. Socially, he created the classes, setting up rules which people can be in what class, what kind of homes can they have, what objects they are allowed to visit, but also forbid mixing of the classes. Economically, he created aqueducts and much better developed agriculture and usage of the natural resources, while also developing the trade.
Both used the source of coal to run and they both transported needed and wanted materials. The only difference was that the steamboat was obviously by water and the locomotive was by land. Their similar impact was that they both transported wanted and needed goods faster and there was less work needed since it was just individuals working the machines and it made it easier
