It included all except for C: Cortes.
Answer:
He embarked on a mission to unite all Germanic peoples into one kingdom, and convert his subjects to Christianity. A skilled military strategist, he spent much of his reign engaged in warfare in order to accomplish his goals. In 800, Pope Leo III (750-816) crowned Charlemagne emperor of the Romans.
Explanation:
hope this helps
President Roosevelt was born during the Industrial Revolution where everything from the workforce to travel is transitioning from manual to mechanical. Railroads were the epitome result of Industrial Revolution. It erased the separation of countries due to its distances, paving way for new commerce. It made towns along the railway thrive. However, it also meant that those who had the control of the railway system can have the control of the land. Roosevelt was instrumental in stopping wealthy railroad owners from taking control of the American West when he implemented the Sherman Anti-Trust Law.
Civilizations in the Americas and sub-Saharan Africa were isolated from Eurasia mostly because of oceans and large seas such as the Mediterranean.
I also think it is the first one, but I am not entirely sure.
