It was the assassination of Archduke Franz Ferdinand of Austria-Hungary
Answer:
C.Slaves
Explanation:
Slaves were forced to work for the property owner or "masters".
The Hammurabi Code is probably best known in popular knowledge through the phrase "An eye for an eye, a tooth for a tooth".
As the name implies, this was based on the idea that for every crime you commit, a punishment of equal severity would await you, in this sense you would knew what to expect for a certain illegal/bad deed that you have done.