Answer:
I'd probably say monolithic domes for 4. They learned how to make a really strong large dome structure that could support a lot of its own weight. I'm not sure for 3 but maybe arches and columns.
Explanation:
What did u get on this ? I need this
Primarily alternative way that these railroad companies used their land was to either sell it or rent it out to private business, and occasionally individuals, since the rail companies did not always need all the land they were given for development.
Rome's location on the Italian peninsula, and the Tiber River, provided access to trade routes on the Mediterranean Sea. As a result, trade was an important part of life in ancient Rome. ... Later, the Roman armies used these same routes to conquer large amounts of territory and expand the empire along the Mediterranean.
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