Corn accounted for the size and sophistication of the Native American civilizations in Mexico and South America by molding the Pueblo culture in terms of its technology and development. This includes the development of irrigation systems in order to water their corn fields.
Mussolini planned tor restore the glory of the Roman Empire by taking over the neighboring lands.
Explanation:
Mussolini used a rather strong argument for his own fascist and imperialistic tendencies by evoking Rome and its glorious empire of the past.
The insistence was that if the law of Mussolini was followed the people could realistically go back to the days of the roman empire, something that was quite improbable in the modern world.
He was willing to do this by expanding military might and by subjugating the other nations around Italy.
1 2 3 and 4 are all wrong but if one was right id say 3
Maybe include the factors you can choose from.