The answer would definitely be B) U.S. Constitution while it can be changed it is official law and has the highest authority.
Answer: What preamble??
Explanation: Im sorry but I need moree info here. I would love to help you I just need more information. :)
The artificial boundary that seperates North from South is called the Mason Dixon Line. The line was surveyed by Charles Mason and Jeremiah Dixon in 1763-1767 to resolve a border dispute between Maryland, Pennsylvania and Deleware. The line still serves as the demarcation line between these states. It also seperated Notherrn and Southern states during the Civil War.
There are 1605 polling places in the state of Maryland