It was under the Gupta dynasty in which the decimal system was developed.
The primary concern was related to the number of congressmen from free and slave states. If Missouri was admitted into the Union as a slave state, the congress would have more Southerners than Northerners in the congress which would be bad for slaves everywhere. Northerners therefore asked that if Missouri enters as a slave state, Maine has to be separated and enter as a free state.<span />
They handled some of the manual labor on their fiefs.
The answer is C. Perfectly free to do as they wish