It's C
The north had the money, the people, and the industrial power to branch out the railroad networks. So following markets and money. The north built networks to the west.
The south in contrast was did not have the capacity to construct as much railroads as the north did so therefore there was less western expansion. As well the south had more interests building canals and shipping product of the states to England.
Answer:
Any Republic or Country needs a Constitution which specifies rights of its people for a Govt is based on Rights & Freedom of its Citizens Govt is formed by the people to work for its people!!!
The Coptic religion, which was a branch of christianity, was declared, also giving birth to the legend of prester john, which I would look up.