I would have to go with "senate" because, senatorial the characteristics of senators so the senate is where you would find these characteristics.
Idk but if you kep looking you will find the answer
Answer: 26 of July 1953 to 31 of December 1958
source: wikipedia :DD
The correct answer would be C. the Southern states.
The Southern states made up the Confederate while the Northern states made up the Union.