It maintained its borders and destroyed the threatening tribes.
Answer:When the Aztecs saw an eagle perched on a cactus on the marshy land near the southwest border of Lake Texcoco, they took it as a sign to build their settlement there.
Explanation:
True! A sale tax is considered a undesirable or harmful product that is not socially acceptable
The correct answer is D) sewer systems.
The other options of the question were A) roads B) aqueducts. C) public baths.
What helped resolve the issue of sanitation in overcrowded cities in Rome were sewer systems.
The Romans were good engineers and built sewer systems to help the sanitation of their cities. Dark water flowed using this engineering system. Different channels directed the water to a central sewage system that deposited waters out in rivers. For clean water, ancient Rome architects built aqueducts that served most of the cities.
B. It allowed for permanent settlements to form as a result of the shift from hunting and gathering to domesticating animals.
This was a major turning point because the rise of permanent settlements lead to the rise of social classes and civilizations.
