The correct answer should be D. an urban unit with clear boundaries and a degree of autonomy
A has to be a town, even though the definitions of the two are almost the same. B is not it because a city can be an industrial center, not a cultural one. C is not it because natural geographic boundaries are not necessary.
Question 1 is Christians. Im not sure on 2 give me a min.
Answer:
Social contracts can be explicit, such as laws, or implicit, such as raising one's hand in class to speak. The U.S. Constitution is often cited as an explicit example of part of America's social contract. It sets out what the government can and cannot do.
The early Arabs were polytheistic , but now Islam is run under sharia law, or monotheistic, believing that allah is the one and only true god