Answer:
There are a lot of differences. Formally the USA is a Federal Republic, while the UK is parliamentary monarchy. In practice, this means the USA has an elected head of state (The President) who has real powers, while the UK has a hereditary monarch (The King or Queen), who has virtually no power but a lot of symbolism.
Explanation:
Answer: D. advanced technology in irrigation to create agricultural surpluses
Explanation:
There is no map so I do not know which river valley civilization you speak of but I found the options for this question with the answer above being the most likely answer.
The question most probably alludes to the Indus River Valley Civilization which is one of the oldest civilizations to ever exist in the human world.
They had quite a high population for the time and so came up with various technological advances to cater for their people including sewage and water systems.
It was their work with irrigation that earned them high praise however. They came up with advanced irrigation techniques which ensured that agriculture boomed and created enough food to feed the population.
Answer:
"Urban area" can refer to towns, cities, and suburbs. An urban area includes the city itself, as well as the surrounding areas. Rural areas are the opposite of urban areas. Rural areas, often called "the country," have low population density and large amounts of undeveloped land.
Explanation:
Usually saying a joke is said from one person to others. Eventually that one joke wont be funny anymore.