Answer:
A is Egypt and B is Mesopotamia
Explanation:
Along with ancient Egypt and Mesopotamia it was one of three early civilizations of the region comprising North Africa, West Asia and South Asia, and of the three, the most widespread, its sites spanning an area stretching from northeast Afghanistan, through much of Pakistan, and into western and northwestern India.
By promising ALL citizens basic rights in the First Amendment such as freedom of speech, of press, of religion, and of assembly as opposed to having those rights dictated by a king. Also by guaranteeing that any powers not specifically stated in the document are given to the states and the people, as opposed to having one ruler decide all.