Answer:
They developed many new techniques for buildings and construction of all types including the invention of concrete, Roman roads, the invention of Roman arches, and incredibly well built aqueducts that ran for miles before they reached the end and delivered fresh water.
Answer:
protects u from the other persons saliva, because the coronavirus isnt airborne you got to come in contact with it.
Explanation:
A mask doesnt protect your eyes and spit can hit your eyes, so you should be wearing a face shield with your mask
C.
Madison's worry about factions was really about political parties, as we understand them today.
Very quickly, Madison's fears were realized. The Federalists and the Democratic Republicans fought fiercely from the outset.