B - Slave revolts.
The revolt of Spartacus, which was also the most famous slave uprising in the history of the Roman Empire, lead to questions about the usefulness and effectiveness of the current governmental system in Rome. This, along with other factors, made them plunge into a crisis which ended through the transition to an empire.
1. We are giving rights by the government that allow us to do many things (with some obvious exceptions).
2. We are not required to do outrageous things like put children in an arena or make people pay very high taxes and "tributes".
3.The government cares for the welfare of the people.
I believe it's C. Skilled Labor.
