Some of the first colonies in North America were founded by people looking for a place to practice their religion freely. But instead of creating one large community open to all faiths, the first settlers
created a number of different religious communities. Why do you think this happened?

google it and it will pop up

hi, according to my research the answer to the first question would be false. al tabari was the author of the first medical encyclopedia & he was a persian scholar not arab

answer is b.

  it is always the best policy to have good communication and good relations between individuals and, specially, between leaders of the countries. for this purpose, among others, there is a common place, the united nations, where the representants can present his and learn about the other country's policies.